Commit: runtime: mark more invalid email addresses

[Christian Brabandt]

runtime: mark more invalid email addresses

Commit: https://github.com/vim/vim/commit/2f689d5abde0ccddca9e20d8c93a0299bd054e32
Author: Christian Brabandt <c...@256bit.org>
Date: Wed Dec 31 16:38:08 2025 +0000

runtime: mark more invalid email addresses

Signed-off-by: Christian Brabandt <c...@256bit.org>

diff --git a/runtime/autoload/clojurecomplete.vim b/runtime/autoload/clojurecomplete.vim
index 02262a6f9..ac8d73612 100644
--- a/runtime/autoload/clojurecomplete.vim
+++ b/runtime/autoload/clojurecomplete.vim
@@ -1,6 +1,6 @@
" Vim completion script
" Language: Clojure
-" Maintainer: Alex Vear <al...@vear.uk>
+" Maintainer: Alex Vear <al...@vear.uk> (invalid)
" Former Maintainers: Sung Pae <se...@sungpae.com>
" URL: https://github.com/clojure-vim/clojure.vim
" License: Vim (see :h license)
diff --git a/runtime/autoload/decada.vim b/runtime/autoload/decada.vim
index fda2b76da..fe4c8d569 100644
--- a/runtime/autoload/decada.vim
+++ b/runtime/autoload/decada.vim
@@ -3,7 +3,7 @@
" Language: Ada (Dec Ada)
" $Id: decada.vim 887 2008-07-08 14:29:01Z krischik $
" Copyright: Copyright (C) 2006 Martin Krischik
-" Maintainer: Martin Krischik <kris...@users.sourceforge.net>
+" Maintainer: Martin Krischik <kris...@users.sourceforge.net> (invalid)
" $Author: krischik $
" $Date: 2008-07-08 16:29:01 +0200 (Di, 08 Jul 2008) $
" Version: 4.6
diff --git a/runtime/autoload/dist/man.vim b/runtime/autoload/dist/man.vim
index 32bf80c76..939f9b2b0 100644
--- a/runtime/autoload/dist/man.vim
+++ b/runtime/autoload/dist/man.vim
@@ -1,6 +1,6 @@
" Vim filetype plugin autoload file
" Language: man
-" Maintainer: Jason Franklin <ja...@oneway.dev>
+" Maintainer: Jason Franklin <ja...@oneway.dev> (invalid)
" Maintainer: SungHyun Nam <gow...@gmail.com>
" Autoload Split: Bram Moolenaar
" Last Change: 2024 Jan 17 (make it work on AIX, see #13847)
diff --git a/runtime/autoload/gnat.vim b/runtime/autoload/gnat.vim
index 0def6723b..7dab4cc8b 100644
--- a/runtime/autoload/gnat.vim
+++ b/runtime/autoload/gnat.vim
@@ -3,7 +3,7 @@
" Language: Ada (GNAT)
" $Id: gnat.vim 887 2008-07-08 14:29:01Z krischik $
" Copyright: Copyright (C) 2006 Martin Krischik
-" Maintainer: Martin Krischi <kris...@users.sourceforge.net>k
+" Maintainer: Martin Krischi <kris...@users.sourceforge.net> (invalid)
" Ned Okie <no...@radford.edu>
" $Author: krischik $
" $Date: 2008-07-08 16:29:01 +0200 (Di, 08 Jul 2008) $
diff --git a/runtime/autoload/haskellcomplete.vim b/runtime/autoload/haskellcomplete.vim
index 759ff8741..80a9a3230 100644
--- a/runtime/autoload/haskellcomplete.vim
+++ b/runtime/autoload/haskellcomplete.vim
@@ -1,6 +1,6 @@
" Vim completion script
" Language: Haskell
-" Maintainer: Daniel Campoverde <a...@sillybytes.net>
+" Maintainer: Daniel Campoverde <a...@sillybytes.net> (invalid)
" URL: https://github.com/alx741/haskellcomplete.vim
" Last Change: 2019 May 14

diff --git a/runtime/autoload/htmlcomplete.vim b/runtime/autoload/htmlcomplete.vim
index 267889d97..3bc297390 100644
--- a/runtime/autoload/htmlcomplete.vim
+++ b/runtime/autoload/htmlcomplete.vim
@@ -1,6 +1,6 @@
" Vim completion script
" Language: HTML and XHTML
-" Maintainer: Mikolaj Machowski ( mikmach AT wp DOT pl )
+" Maintainer: Mikolaj Machowski ( mikmach AT wp DOT pl ) (invalid)
" Last Change: 2019 Sep 27

" Distinguish between HTML versions.
diff --git a/runtime/autoload/javascriptcomplete.vim b/runtime/autoload/javascriptcomplete.vim
index 3ec3b5049..9f9d0ec11 100644
--- a/runtime/autoload/javascriptcomplete.vim
+++ b/runtime/autoload/javascriptcomplete.vim
@@ -1,6 +1,6 @@
" Vim completion script
" Language: Java Script
-" Maintainer: Jay Sitter (j...@jaysitter.com)
+" Maintainer: Jay Sitter (j...@jaysitter.com) (invalid)
" URL: https://github.com/jsit/javascriptcomplete.vim/
" Previous Maintainer: Mikolaj Machowski ( mikmach AT wp DOT pl )
" Last Change: 2020 Jul 30
diff --git a/runtime/autoload/xmlcomplete.vim b/runtime/autoload/xmlcomplete.vim
index 55fb031e6..30705d233 100644
--- a/runtime/autoload/xmlcomplete.vim
+++ b/runtime/autoload/xmlcomplete.vim
@@ -1,6 +1,6 @@
" Vim completion script
" Language: XML
-" Maintainer: Mikolaj Machowski ( mikmach AT wp DOT pl )
+" Maintainer: Mikolaj Machowski ( mikmach AT wp DOT pl ) (invalid)
" Last Change: 2013 Jun 29
" Version: 1.9
"
diff --git a/runtime/colors/darkblue.vim b/runtime/colors/darkblue.vim
index b490b0599..28a51258d 100644
--- a/runtime/colors/darkblue.vim
+++ b/runtime/colors/darkblue.vim
@@ -1,6 +1,6 @@
" Name: darkblue
" Description: For those who prefer dark background
-" Author: Original author Bohdan Vlasyuk <boh...@vstu.edu.ua>
+" Author: Original author Bohdan Vlasyuk <boh...@vstu.edu.ua> (invalid)
" URL: https://github.com/vim/colorschemes
" License: Same as Vim
" Last Change: 2025 Oct 14
diff --git a/runtime/colors/lists/csscolors.vim b/runtime/colors/lists/csscolors.vim
index 986333d77..7a6723520 100644
--- a/runtime/colors/lists/csscolors.vim
+++ b/runtime/colors/lists/csscolors.vim
@@ -1,4 +1,4 @@
-" Maintainer: Drew Vogel <dvo...@sidejump.org>
+" Maintainer: Drew Vogel <dvo...@sidejump.org> (invalid)
" Last Change: 2021 Jul 25

" Similar in spirit to rgb.txt, this plugin establishes a human-friendly name
diff --git a/runtime/colors/lists/default.vim b/runtime/colors/lists/default.vim
index c8df0c916..1f73fd674 100644
--- a/runtime/colors/lists/default.vim
+++ b/runtime/colors/lists/default.vim
@@ -1,4 +1,4 @@
-" Maintainer: Drew Vogel <dvo...@sidejump.org>
+" Maintainer: Drew Vogel <dvo...@sidejump.org> (invalid)
" Last Change: 2024 Mar 20
"
" Replaced rgb.txt as the source of de facto standard color names. This is
diff --git a/runtime/colors/peachpuff.vim b/runtime/colors/peachpuff.vim
index cff502b49..124da7ed5 100644
--- a/runtime/colors/peachpuff.vim
+++ b/runtime/colors/peachpuff.vim
@@ -1,7 +1,7 @@
" Name: peachpuff
" Description: This color scheme uses a peachpuff background (what you've expected when it's " called peachpuff?).
" Author: Original author David Ne {c}as (Yeti) <ye...@physics.muni.cz>
-" Maintainer: Original maintainer David Ne {c}as (Yeti) <ye...@physics.muni.cz>
+" Maintainer: Original maintainer David Ne {c}as (Yeti) <ye...@physics.muni.cz> (invalid)
" URL: https://github.com/vim/colorschemes
" License: Same as Vim
" Last Change: 2025 Oct 14
diff --git a/runtime/compiler/ant.vim b/runtime/compiler/ant.vim
index 6219b01c3..02c4566b5 100644
--- a/runtime/compiler/ant.vim
+++ b/runtime/compiler/ant.vim
@@ -1,6 +1,6 @@
" Vim Compiler File
" Compiler: ant
-" Maintainer: Johannes Zellner <joha...@zellner.org>
+" Maintainer: Johannes Zellner <joha...@zellner.org> (invalid)
" Last Change: Mi, 13 Apr 2005 22:50:07 CEST
" 2024 Apr 03 by The Vim Project (removed :CompilerSet definition)

diff --git a/runtime/compiler/bcc.vim b/runtime/compiler/bcc.vim
index 2d9d4fbb3..d2ece5dab 100644
--- a/runtime/compiler/bcc.vim
+++ b/runtime/compiler/bcc.vim
@@ -1,6 +1,6 @@
" Vim compiler file
" Compiler: bcc - Borland C
-" Maintainer: Emile van Raaij (era...@xs4all.nl)
+" Maintainer: Emile van Raaij (era...@xs4all.nl) (invalid)
" Last Change: 2004 Mar 27
" 2024 Apr 03 by The Vim Project (removed :CompilerSet definition)

diff --git a/runtime/compiler/cppcheck.vim b/runtime/compiler/cppcheck.vim
index 17f79f4fa..513e6d340 100644
--- a/runtime/compiler/cppcheck.vim
+++ b/runtime/compiler/cppcheck.vim
@@ -1,6 +1,6 @@
" vim compiler file
" Compiler: cppcheck (C++ static checker)
-" Maintainer: Vincent B. (twin...@free.fr)
+" Maintainer: Vincent B. (twin...@free.fr) (invalid)
" Last Change: 2025 Nov 06 by @Konfekt

if exists("current_compiler") | finish | endif
diff --git a/runtime/compiler/decada.vim b/runtime/compiler/decada.vim
index 11b0cb412..98c925cb7 100644
--- a/runtime/compiler/decada.vim
+++ b/runtime/compiler/decada.vim
@@ -3,7 +3,7 @@
" Language: Ada (Dec Ada)
" $Id: decada.vim 887 2008-07-08 14:29:01Z krischik $
" Copyright: Copyright (C) 2006 Martin Krischik
-" Maintainer: Martin Krischik <kris...@users.sourceforge.net>
+" Maintainer: Martin Krischik <kris...@users.sourceforge.net> (invalid)
" $Author: krischik $
" $Date: 2008-07-08 16:29:01 +0200 (Di, 08 Jul 2008) $
" Version: 4.6
diff --git a/runtime/compiler/dot.vim b/runtime/compiler/dot.vim
index 145411ebd..0fa4ab657 100644
--- a/runtime/compiler/dot.vim
+++ b/runtime/compiler/dot.vim
@@ -1,6 +1,6 @@
" Vim compiler file
" Compiler: ATT dot
-" Maintainer: Marcos Macedo <bar...@bol.com.br>
+" Maintainer: Marcos Macedo <bar...@bol.com.br> (invalid)
" Last Change: 2024 March 21
" 2024 Apr 03 by The Vim Project (removed :CompilerSet definition)

diff --git a/runtime/compiler/fortran_cv.vim b/runtime/compiler/fortran_cv.vim
index ea46d99af..1974f4b14 100644
--- a/runtime/compiler/fortran_cv.vim
+++ b/runtime/compiler/fortran_cv.vim
@@ -1,6 +1,6 @@
" Vim compiler file
" Compiler: Compaq Visual Fortran
-" Maintainer: Joh.-G. Simon (johann-gue...@linde-le.com)
+" Maintainer: Joh.-G. Simon (johann-gue...@linde-le.com) (invalid)
" Last Change: 11/05/2002
" 2024 Apr 03 by The Vim Project (removed :CompilerSet definition)

diff --git a/runtime/compiler/fortran_g77.vim b/runtime/compiler/fortran_g77.vim
index dcac2a7c9..5e095305a 100644
--- a/runtime/compiler/fortran_g77.vim
+++ b/runtime/compiler/fortran_g77.vim
@@ -1,6 +1,6 @@
" Vim compiler file
" Compiler: g77 (GNU Fortran)
-" Maintainer: Ralf Wildenhues <Ralf.Wi...@gmx.de>
+" Maintainer: Ralf Wildenhues <Ralf.Wi...@gmx.de> (invalid)
" Last Change: $Date: 2004/06/13 18:17:36 $
" 2024 Apr 03 by The Vim Project (removed :CompilerSet definition)
" $Revision: 1.1 $
diff --git a/runtime/compiler/fpc.vim b/runtime/compiler/fpc.vim
index 0d321ab4c..87f50ee00 100644
--- a/runtime/compiler/fpc.vim
+++ b/runtime/compiler/fpc.vim
@@ -1,6 +1,6 @@
" Vim compiler file
" Compiler: FPC 2.1
-" Maintainer: Jaroslaw Blasiok <jaro...@o2.pl>
+" Maintainer: Jaroslaw Blasiok <jaro...@o2.pl> (invalid)
" Last Change: 2005 October 07
" 2024 Apr 03 by The Vim Project (removed :CompilerSet definition)

diff --git a/runtime/compiler/ghc.vim b/runtime/compiler/ghc.vim
index c98ae302a..84b9a0b8f 100644
--- a/runtime/compiler/ghc.vim
+++ b/runtime/compiler/ghc.vim
@@ -1,6 +1,6 @@
" Vim compiler file
" Compiler: GHC Haskell Compiler
-" Maintainer: Daniel Campoverde <a...@sillybytes.net>
+" Maintainer: Daniel Campoverde <a...@sillybytes.net> (invalid)
" Latest Revision: 2016-11-29

if exists("current_compiler")
diff --git a/runtime/compiler/gnat.vim b/runtime/compiler/gnat.vim
index 086edbede..d1b33233d 100644
--- a/runtime/compiler/gnat.vim
+++ b/runtime/compiler/gnat.vim
@@ -3,7 +3,7 @@
" Language: Ada (GNAT)
" $Id: gnat.vim 887 2008-07-08 14:29:01Z krischik $
" Copyright: Copyright (C) 2006 Martin Krischik
-" Maintainer: Martin Krischi <kris...@users.sourceforge.net>k
+" Maintainer: Martin Krischi <kris...@users.sourceforge.net> (invalid)
" Ned Okie <no...@radford.edu>
" $Author: krischik $
" $Date: 2008-07-08 16:29:01 +0200 (Di, 08 Jul 2008) $
diff --git a/runtime/compiler/hp_acc.vim b/runtime/compiler/hp_acc.vim
index f6ccc57c7..1dca37c02 100644
--- a/runtime/compiler/hp_acc.vim
+++ b/runtime/compiler/hp_acc.vim
@@ -1,6 +1,6 @@
" Vim compiler file
" Compiler: HP aCC
-" Maintainer: Matthias Ulrich <matthia...@web.de>
+" Maintainer: Matthias Ulrich <matthia...@web.de> (invalid)
" URL: http://www.subhome.de/vim/hp_acc.vim
" Last Change: 2012 Apr 30
" 2024 Apr 03 by The Vim Project (removed :CompilerSet definition)
diff --git a/runtime/compiler/intel.vim b/runtime/compiler/intel.vim
index cde62b1c4..8bbd61eef 100644
--- a/runtime/compiler/intel.vim
+++ b/runtime/compiler/intel.vim
@@ -1,6 +1,6 @@
" Vim compiler file
" Compiler: Intel C++ 7.1
-" Maintainer: David Harrison <davi...@users.sourceforge.net>
+" Maintainer: David Harrison <davi...@users.sourceforge.net> (invalid)
" Last Change: 2012 Apr 30
" 2024 Apr 03 by The Vim Project (removed :CompilerSet definition)

diff --git a/runtime/compiler/irix5_c.vim b/runtime/compiler/irix5_c.vim
index f70bfb1ea..91b24ef24 100644
--- a/runtime/compiler/irix5_c.vim
+++ b/runtime/compiler/irix5_c.vim
@@ -1,6 +1,6 @@
" Vim compiler file
" Compiler: SGI IRIX 5.3 cc
-" Maintainer: David Harrison <davi...@users.sourceforge.net>
+" Maintainer: David Harrison <davi...@users.sourceforge.net> (invalid)
" Last Change: 2012 Apr 30
" 2024 Apr 03 by The Vim Project (removed :CompilerSet definition)

diff --git a/runtime/compiler/irix5_cpp.vim b/runtime/compiler/irix5_cpp.vim
index 85ab8c67f..a5c29868e 100644
--- a/runtime/compiler/irix5_cpp.vim
+++ b/runtime/compiler/irix5_cpp.vim
@@ -1,6 +1,6 @@
" Vim compiler file
" Compiler: SGI IRIX 5.3 CC or NCC
-" Maintainer: David Harrison <davi...@users.sourceforge.net>
+" Maintainer: David Harrison <davi...@users.sourceforge.net> (invalid)
" Last Change: 2012 Apr 30
" 2024 Apr 03 by The Vim Project (removed :CompilerSet definition)

diff --git a/runtime/compiler/mcs.vim b/runtime/compiler/mcs.vim
index 0c265b3de..ccb68381a 100644
--- a/runtime/compiler/mcs.vim
+++ b/runtime/compiler/mcs.vim
@@ -1,6 +1,6 @@
" Vim compiler file
" Compiler: Mono C# Compiler
-" Maintainer: Jarek Sobiecki <hari...@go2.pl>
+" Maintainer: Jarek Sobiecki <hari...@go2.pl> (invalid)
" Contributors: Peter Collingbourne and Enno Nagel
" Last Change: 2024 Mar 29
" 2024 Apr 05 by The Vim Project (removed :CompilerSet definition)
diff --git a/runtime/compiler/mips_c.vim b/runtime/compiler/mips_c.vim
index 544f314a1..49e5d2ec8 100644
--- a/runtime/compiler/mips_c.vim
+++ b/runtime/compiler/mips_c.vim
@@ -1,6 +1,6 @@
" Vim compiler file
" Compiler: SGI IRIX 6.5 MIPS C (cc)
-" Maintainer: David Harrison <davi...@users.sourceforge.net>
+" Maintainer: David Harrison <davi...@users.sourceforge.net> (invalid)
" Last Change: 2012 Apr 30
" 2024 Apr 03 by The Vim Project (removed :CompilerSet definition)

diff --git a/runtime/compiler/mipspro_c89.vim b/runtime/compiler/mipspro_c89.vim
index 4d6bdabee..aabd5c324 100644
--- a/runtime/compiler/mipspro_c89.vim
+++ b/runtime/compiler/mipspro_c89.vim
@@ -1,6 +1,6 @@
" Vim compiler file
" Compiler: SGI IRIX 6.5 MIPSPro C (c89)
-" Maintainer: David Harrison <davi...@users.sourceforge.net>
+" Maintainer: David Harrison <davi...@users.sourceforge.net> (invalid)
" Last Change: 2012 Apr 30
" 2024 Apr 03 by The Vim Project (removed :CompilerSet definition)

diff --git a/runtime/compiler/mipspro_cpp.vim b/runtime/compiler/mipspro_cpp.vim
index 9aac2a656..ed45c6998 100644
--- a/runtime/compiler/mipspro_cpp.vim
+++ b/runtime/compiler/mipspro_cpp.vim
@@ -1,6 +1,6 @@
" Vim compiler file
" Compiler: SGI IRIX 6.5 MIPSPro C++ (CC)
-" Maintainer: David Harrison <davi...@users.sourceforge.net>
+" Maintainer: David Harrison <davi...@users.sourceforge.net> (invalid)
" Last Change: 2012 Apr 30
" 2024 Apr 03 by The Vim Project (removed :CompilerSet definition)

diff --git a/runtime/compiler/modelsim_vcom.vim b/runtime/compiler/modelsim_vcom.vim
index 8c6b8063a..67471d24c 100644
--- a/runtime/compiler/modelsim_vcom.vim
+++ b/runtime/compiler/modelsim_vcom.vim
@@ -1,6 +1,6 @@
" Vim Compiler File
" Compiler: Modelsim Vcom
-" Maintainer: Paul Baleme <pba...@mail.com>
+" Maintainer: Paul Baleme <pba...@mail.com> (invalid)
" Contributors: Enno Nagel
" Last Change: 2024 Mar 29
" 2024 Apr 03 by The Vim Project (removed :CompilerSet definition)
diff --git a/runtime/compiler/neato.vim b/runtime/compiler/neato.vim
index 0f3673413..9315b9c0b 100644
--- a/runtime/compiler/neato.vim
+++ b/runtime/compiler/neato.vim
@@ -1,6 +1,6 @@
" Vim compiler file
" Compiler: ATT neato
-" Maintainer: Marcos Macedo <bar...@bol.com.br>
+" Maintainer: Marcos Macedo <bar...@bol.com.br> (invalid)
" Last Change: 2024 March 21
" 2024 Apr 03 by The Vim Project (removed :CompilerSet definition)

diff --git a/runtime/compiler/perl.vim b/runtime/compiler/perl.vim
index 6aeaac3fa..04643af26 100644
--- a/runtime/compiler/perl.vim
+++ b/runtime/compiler/perl.vim
@@ -1,6 +1,6 @@
" Vim compiler file
" Compiler: Perl syntax checks (perl -Wc)
-" Maintainer: vim-perl <vim-...@googlegroups.com>
+" Maintainer: vim-perl <vim-...@googlegroups.com> (need to be subscribed to post)
" Author: Christian J. Robinson <hep...@gmail.com>
" Homepage: https://github.com/vim-perl/vim-perl
" Bugs/requests: https://github.com/vim-perl/vim-perl/issues
diff --git a/runtime/compiler/perlcritic.vim b/runtime/compiler/perlcritic.vim
index 4b5f34dd2..d50bc3112 100644
--- a/runtime/compiler/perlcritic.vim
+++ b/runtime/compiler/perlcritic.vim
@@ -1,6 +1,6 @@
" Vim compiler file
" Compiler: perlcritic
-" Maintainer: vim-perl <vim-...@googlegroups.com>
+" Maintainer: vim-perl <vim-...@googlegroups.com> (need to be subscribed to post)
" Author: Doug Kearns <dougk...@gmail.com>
" Homepage: https://github.com/vim-perl/vim-perl
" Bugs/requests: https://github.com/vim-perl/vim-perl/issues
diff --git a/runtime/compiler/podchecker.vim b/runtime/compiler/podchecker.vim
index 20faaa4bc..744c1034d 100644
--- a/runtime/compiler/podchecker.vim
+++ b/runtime/compiler/podchecker.vim
@@ -1,6 +1,6 @@
" Vim compiler file
" Compiler: podchecker
-" Maintainer: vim-perl <vim-...@googlegroups.com>
+" Maintainer: vim-perl <vim-...@googlegroups.com> (need to be subscribed to post)
" Author: Doug Kearns <dougk...@gmail.com>
" Homepage: https://github.com/vim-perl/vim-perl
" Bugs/requests: https://github.com/vim-perl/vim-perl/issues
diff --git a/runtime/compiler/pyunit.vim b/runtime/compiler/pyunit.vim
index 2368346dd..1a13d4b29 100644
--- a/runtime/compiler/pyunit.vim
+++ b/runtime/compiler/pyunit.vim
@@ -1,6 +1,6 @@
" Vim compiler file
" Compiler: Unit testing tool for Python
-" Maintainer: Max Ischenko <m...@ukr.net>
+" Maintainer: Max Ischenko <m...@ukr.net> (invalid)
" Last Change: 2004 Mar 27
" 2024 Apr 03 by The Vim Project (removed :CompilerSet definition)

diff --git a/runtime/compiler/rime_deployer.vim b/runtime/compiler/rime_deployer.vim
index 5331412dc..f0fbd1254 100644
--- a/runtime/compiler/rime_deployer.vim
+++ b/runtime/compiler/rime_deployer.vim
@@ -1,6 +1,6 @@
" Vim Compiler File
" Language: rime_deployer
-" Maintainer: Wu, Zhenyu <wuzh...@ustc.edu>
+" Maintainer: Wu, Zhenyu <wuzh...@ustc.edu> (invalid)
" URL: https://rime.im
" Latest Revision: 2024-04-09
" Last Change: 2025 Nov 16 by The Vim Project (set errorformat)
diff --git a/runtime/compiler/rustc.vim b/runtime/compiler/rustc.vim
index 0b4889185..9f22e8ccf 100644
--- a/runtime/compiler/rustc.vim
+++ b/runtime/compiler/rustc.vim
@@ -1,6 +1,6 @@
" Vim compiler file
" Compiler: Rust Compiler
-" Maintainer: Chris Morgan <m...@chrismorgan.info>
+" Maintainer: Chris Morgan <m...@chrismorgan.info> (invalid)
" Latest Revision: 2023-09-11
" 2025 Nov 15 by Vim project: remove test for Vim patch 7.4.191
" 2025 Dec 18 by Vim project: detect more errors #18957
diff --git a/runtime/compiler/splint.vim b/runtime/compiler/splint.vim
index e00460149..82b63bc84 100644
--- a/runtime/compiler/splint.vim
+++ b/runtime/compiler/splint.vim
@@ -1,6 +1,6 @@
" Vim compiler file
" Compiler: splint/lclint (C source code checker)
-" Maintainer: Ralf Wildenhues <Ralf.Wi...@gmx.de>
+" Maintainer: Ralf Wildenhues <Ralf.Wi...@gmx.de> (invalid)
" Splint Home: http://www.splint.org/
" Last Change: 2019 Jul 23
" 2024 Apr 03 by The Vim Project (removed :CompilerSet definition)
diff --git a/runtime/compiler/stack.vim b/runtime/compiler/stack.vim
index 4236b4c8b..ae948584d 100644
--- a/runtime/compiler/stack.vim
+++ b/runtime/compiler/stack.vim
@@ -1,6 +1,6 @@
" Vim compiler file
" Compiler: Haskell Stack
-" Maintainer: Daniel Campoverde <a...@sillybytes.net>
+" Maintainer: Daniel Campoverde <a...@sillybytes.net> (invalid)
" Latest Revision: 2018-08-27

if exists("current_compiler")
diff --git a/runtime/compiler/tex.vim b/runtime/compiler/tex.vim
index 529f7f771..789960c07 100644
--- a/runtime/compiler/tex.vim
+++ b/runtime/compiler/tex.vim
@@ -1,6 +1,6 @@
" Vim compiler file
" Compiler: TeX
-" Maintainer: Artem Chuprina <r...@ran.pp.ru>
+" Maintainer: Artem Chuprina <r...@ran.pp.ru> (invalid)
" Contributors: Enno Nagel
" Last Change: 2024 Mar 29
" 2024 Apr 03 by the Vim Project (removed :CompilerSet definition)
diff --git a/runtime/compiler/vimdoc.vim b/runtime/compiler/vimdoc.vim
index ca34f105e..5cd97b303 100644
--- a/runtime/compiler/vimdoc.vim
+++ b/runtime/compiler/vimdoc.vim
@@ -1,6 +1,6 @@
" Vim Compiler File
" Language: vimdoc
-" Maintainer: Wu, Zhenyu <wuzh...@ustc.edu>
+" Maintainer: Wu, Zhenyu <wuzh...@ustc.edu> (invalid)
" Latest Revision: 2024-04-13
" Last Change: 2025 Nov 16 by The Vim Project (set errorformat)
"
diff --git a/runtime/ftplugin/abnf.vim b/runtime/ftplugin/abnf.vim
index 4741d5f05..b1515511e 100644
--- a/runtime/ftplugin/abnf.vim
+++ b/runtime/ftplugin/abnf.vim
@@ -1,5 +1,5 @@
" Language: abnf
-" Maintainer: A4-Tacks <wdsjxh...@163.com>
+" Maintainer: A4-Tacks <wdsjxh...@163.com> (invalid)
" Last Change: 2025-05-02
" Upstream: https://github.com/A4-Tacks/abnf.vim

diff --git a/runtime/ftplugin/art.vim b/runtime/ftplugin/art.vim
index 41b02a94e..800a1318d 100644
--- a/runtime/ftplugin/art.vim
+++ b/runtime/ftplugin/art.vim
@@ -1,6 +1,6 @@
" Vim filetype plugin
" Language: ART-IM and ART*Enterprise
-" Maintainer: Dorai Sitaram <ds...@gte.com>
+" Maintainer: Dorai Sitaram <ds...@gte.com> (invalid)
" URL: http://www.ccs.neu.edu/~dorai/vimplugins/vimplugins.html
" Last Change: Apr 2, 2003
" 2023 Aug 28 by Vim Project (undo_ftplugin)
diff --git a/runtime/ftplugin/autohotkey.vim b/runtime/ftplugin/autohotkey.vim
index 9cb4fd7fd..3dbbcd9b3 100644
--- a/runtime/ftplugin/autohotkey.vim
+++ b/runtime/ftplugin/autohotkey.vim
@@ -1,6 +1,6 @@
" Vim filetype plugin file
" Language: AutoHotkey
-" Maintainer: Peter Aronoff <petera...@fastmail.com>
+" Maintainer: Peter Aronoff <petera...@fastmail.com> (invalid)
" Last Changed: 2024 Jul 25

if exists("b:did_ftplugin")
diff --git a/runtime/ftplugin/bpftrace.vim b/runtime/ftplugin/bpftrace.vim
index 73772b103..155bf2135 100644
--- a/runtime/ftplugin/bpftrace.vim
+++ b/runtime/ftplugin/bpftrace.vim
@@ -1,6 +1,6 @@
" Vim filetype plugin
" Language: bpftrace
-" Maintainer: Stanislaw Gruszka <stf...@wp.pl>
+" Maintainer: Stanislaw Gruszka <stf...@wp.pl> (invalid)
" Last Change: 2025 Dec 23

if exists('b:did_ftplugin')
diff --git a/runtime/ftplugin/c3.vim b/runtime/ftplugin/c3.vim
index 6db665a03..fc8515c40 100644
--- a/runtime/ftplugin/c3.vim
+++ b/runtime/ftplugin/c3.vim
@@ -1,6 +1,6 @@
" Vim filetype plugin
" Language: C3
-" Maintainer: Turiiya <3431158...@users.noreply.github.com>
+" Maintainer: Turiiya <3431158...@users.noreply.github.com> (invalid)
" Last Change: 2024 Nov 24

if exists('b:did_ftplugin')
diff --git a/runtime/ftplugin/cgdbrc.vim b/runtime/ftplugin/cgdbrc.vim
index 99f9702d2..a48583536 100644
--- a/runtime/ftplugin/cgdbrc.vim
+++ b/runtime/ftplugin/cgdbrc.vim
@@ -1,6 +1,6 @@
" Vim filetype plugin file
" Language: cgdbrc
-" Maintainer: Wu, Zhenyu <wuzh...@ustc.edu>
+" Maintainer: Wu, Zhenyu <wuzh...@ustc.edu> (invalid)
" Documentation: https://cgdb.github.io/docs/Configuring-CGDB.html
" Latest Revision: 2024-04-09
" 2024-05-23 by Riley Bruins <rib...@gmail.com> ('commentstring')
diff --git a/runtime/ftplugin/ch.vim b/runtime/ftplugin/ch.vim
index ed09003b1..5b4e2724a 100644
--- a/runtime/ftplugin/ch.vim
+++ b/runtime/ftplugin/ch.vim
@@ -1,6 +1,6 @@
" Vim filetype plugin file
" Language: Ch
-" Maintainer: SoftIntegration, Inc. <in...@softintegration.com>
+" Maintainer: SoftIntegration, Inc. <in...@softintegration.com> (invalid)
" URL: http://www.softintegration.com/download/vim/ftplugin/ch.vim
" Last change: 2004 May 16
" Created based on cpp.vim
diff --git a/runtime/ftplugin/chatito.vim b/runtime/ftplugin/chatito.vim
index af212e958..249d67080 100644
--- a/runtime/ftplugin/chatito.vim
+++ b/runtime/ftplugin/chatito.vim
@@ -1,6 +1,6 @@
" Vim filetype plugin
" Language: Chatito
-" Maintainer: ObserverOfTime <chrono...@disroot.org>
+" Maintainer: ObserverOfTime <chrono...@disroot.org> (invalid)
" Last Change: 2022 Sep 19

if exists('b:did_ftplugin')
diff --git a/runtime/ftplugin/clojure.vim b/runtime/ftplugin/clojure.vim
index 4da7554d8..95c8aa362 100644
--- a/runtime/ftplugin/clojure.vim
+++ b/runtime/ftplugin/clojure.vim
@@ -1,6 +1,6 @@
" Vim filetype plugin file
" Language: Clojure
-" Maintainer: Alex Vear <al...@vear.uk>
+" Maintainer: Alex Vear <al...@vear.uk> (invalid)
" Former Maintainers: Sung Pae <se...@sungpae.com>
" Meikel Brandmeyer <m...@kotka.de>
" URL: https://github.com/clojure-vim/clojure.vim
diff --git a/runtime/ftplugin/cobol.vim b/runtime/ftplugin/cobol.vim
index 5e52702fd..52299cfe6 100644
--- a/runtime/ftplugin/cobol.vim
+++ b/runtime/ftplugin/cobol.vim
@@ -1,6 +1,6 @@
" Vim filetype plugin file
" Language: cobol
-" Maintainer: Ankit Jain <aja...@yahoo.co.in>
+" Maintainer: Ankit Jain <aja...@yahoo.co.in> (invalid)
" (formerly Tim Pope <vimN...@tpope.info>)
" Last Update: By Ankit Jain (add gtk support) on 15.08.2020
" 2024 Jan 14 by Vim Project (browsefilter)
diff --git a/runtime/ftplugin/dtrace.vim b/runtime/ftplugin/dtrace.vim
index a276b310a..6a06a41ac 100644
--- a/runtime/ftplugin/dtrace.vim
+++ b/runtime/ftplugin/dtrace.vim
@@ -3,7 +3,7 @@
" Last Change: 2008/03/20
" 2024/05/23 by Riley Bruins <rib...@gmail.com ('commentstring')
" Version: 1.2
-" Maintainer: Nicolas Weber <nicola...@gmx.de>
+" Maintainer: Nicolas Weber <nicola...@gmx.de> (invalid)

" Only do this when not done yet for this buffer
if exists("b:did_ftplugin")
diff --git a/runtime/ftplugin/dts.vim b/runtime/ftplugin/dts.vim
index 346ff9470..70df60954 100644
--- a/runtime/ftplugin/dts.vim
+++ b/runtime/ftplugin/dts.vim
@@ -1,6 +1,6 @@
" Vim filetype plugin file
" Language: dts/dtsi (device tree files)
-" Maintainer: Wu, Zhenyu <wuzh...@ustc.edu>
+" Maintainer: Wu, Zhenyu <wuzh...@ustc.edu> (invalid)
" Latest Revision: 2024 Apr 12
" 2024 Jun 02 by Riley Bruins <rib...@gmail.com> ('commentstring')

diff --git a/runtime/ftplugin/flexwiki.vim b/runtime/ftplugin/flexwiki.vim
index 7513e6614..daf5a0603 100644
--- a/runtime/ftplugin/flexwiki.vim
+++ b/runtime/ftplugin/flexwiki.vim
@@ -1,6 +1,6 @@
" Vim filetype plugin file
" Language: FlexWiki, http://www.flexwiki.com/
-" Maintainer: George V. Reilly <geo...@reilly.org>
+" Maintainer: George V. Reilly <geo...@reilly.org> (invalid)
" Home: http://www.georgevreilly.com/vim/flexwiki/
" Other Home: http://www.vim.org/scripts/script.php?script_id=1529
" Author: George V. Reilly
diff --git a/runtime/ftplugin/fvwm.vim b/runtime/ftplugin/fvwm.vim
index 89e1a8317..71fdff92d 100644
--- a/runtime/ftplugin/fvwm.vim
+++ b/runtime/ftplugin/fvwm.vim
@@ -1,6 +1,6 @@
" Created : Tue 09 May 2006 02:07:31 PM CDT
" Modified : Tue 09 May 2006 02:07:31 PM CDT
-" Author : Gautam Iyer <gi1...@users.sourceforge.net>
+" Author : Gautam Iyer <gi1...@users.sourceforge.net> (invalid)
" Description : ftplugin for fvwm config files

if exists("b:did_ftplugin")
diff --git a/runtime/ftplugin/gel.vim b/runtime/ftplugin/gel.vim
index b1f4def2b..7179cbd44 100644
--- a/runtime/ftplugin/gel.vim
+++ b/runtime/ftplugin/gel.vim
@@ -1,7 +1,7 @@
" Vim filetype plugin file
" Language: TI Code Composer Studio General Extension Language
" Document: https://downloads.ti.com/ccs/esd/documents/users_guide/ccs_debug-gel.html
-" Maintainer: Wu, Zhenyu <wuzh...@ustc.edu>
+" Maintainer: Wu, Zhenyu <wuzh...@ustc.edu> (invalid)
" Last Change: 2024 Dec 25

if exists("b:did_ftplugin") | finish | endif
diff --git a/runtime/ftplugin/gitattributes.vim b/runtime/ftplugin/gitattributes.vim
index 2025d009d..2bdcbd2fc 100644
--- a/runtime/ftplugin/gitattributes.vim
+++ b/runtime/ftplugin/gitattributes.vim
@@ -1,6 +1,6 @@
" Vim filetype plugin
" Language: git attributes
-" Maintainer: ObserverOfTime <chrono...@disroot.org>
+" Maintainer: ObserverOfTime <chrono...@disroot.org> (invalid)
" Last Change: 2022 Sep 08

if exists('b:did_ftplugin')
diff --git a/runtime/ftplugin/gitignore.vim b/runtime/ftplugin/gitignore.vim
index 3502dd271..a06aa7e04 100644
--- a/runtime/ftplugin/gitignore.vim
+++ b/runtime/ftplugin/gitignore.vim
@@ -1,6 +1,6 @@
" Vim filetype plugin
" Language: git ignore
-" Maintainer: ObserverOfTime <chrono...@disroot.org>
+" Maintainer: ObserverOfTime <chrono...@disroot.org> (invalid)
" Last Change: 2022 Sep 10

if exists('b:did_ftplugin')
diff --git a/runtime/ftplugin/gyp.vim b/runtime/ftplugin/gyp.vim
index becfcadb6..1b0adc88d 100644
--- a/runtime/ftplugin/gyp.vim
+++ b/runtime/ftplugin/gyp.vim
@@ -1,6 +1,6 @@
" Vim filetype plugin
" Language: GYP
-" Maintainer: ObserverOfTime <chrono...@disroot.org>
+" Maintainer: ObserverOfTime <chrono...@disroot.org> (invalid)
" Last Change: 2022 Sep 27

if exists('b:did_ftplugin')
diff --git a/runtime/ftplugin/haskell.vim b/runtime/ftplugin/haskell.vim
index dbb1156f7..e03688490 100644
--- a/runtime/ftplugin/haskell.vim
+++ b/runtime/ftplugin/haskell.vim
@@ -1,6 +1,6 @@
" Vim filetype plugin file
" Language: Haskell
-" Maintainer: Daniel Campoverde <a...@sillybytes.net>
+" Maintainer: Daniel Campoverde <a...@sillybytes.net> (invalid)
" Previous Maintainer: Nikolai Weibull <n...@bitwi.se>
" Latest Revision: 2018-08-27
" 2025 Jul 09 by Vim Project revert setting iskeyword #8191
diff --git a/runtime/ftplugin/htmlangular.vim b/runtime/ftplugin/htmlangular.vim
index b11437244..cf5aa1295 100644
--- a/runtime/ftplugin/htmlangular.vim
+++ b/runtime/ftplugin/htmlangular.vim
@@ -1,6 +1,6 @@
" Vim filetype plugin file
" Language: Angular HTML Template
-" Maintainer: Dennis van den Berg <den...@vdberg.dev>
+" Maintainer: Dennis van den Berg <den...@vdberg.dev> (invalid)
" Last Change: 2024 Jul 9

" Only use this filetype plugin when no other was loaded.
diff --git a/runtime/ftplugin/htmldjango.vim b/runtime/ftplugin/htmldjango.vim
index 40e9429f3..297358957 100644
--- a/runtime/ftplugin/htmldjango.vim
+++ b/runtime/ftplugin/htmldjango.vim
@@ -1,6 +1,6 @@
" Vim filetype plugin file
" Language: Django HTML template
-" Maintainer: Dave Hodder <d...@dmh.org.uk>
+" Maintainer: Dave Hodder <d...@dmh.org.uk> (invalid)
" Last Change: 2007 Jan 25

" Only use this filetype plugin when no other was loaded.
diff --git a/runtime/ftplugin/initex.vim b/runtime/ftplugin/initex.vim
index 71049df6b..1e12a32ef 100644
--- a/runtime/ftplugin/initex.vim
+++ b/runtime/ftplugin/initex.vim
@@ -1,6 +1,6 @@
" filetype plugin for TeX and variants
" Language: TeX (ft=initex)
-" Maintainer: Benji Fisher, Ph.D. <be...@member.AMS.org>
+" Maintainer: Benji Fisher, Ph.D. <be...@member.AMS.org> (invalid)
" Version: 1.0
" Last Change: Wed 19 Apr 2006
" Last Change: Thu 23 May 2024 by Riley Bruins <rib...@gmail.com> ('commentstring')
diff --git a/runtime/ftplugin/j.vim b/runtime/ftplugin/j.vim
index 8335ea06c..4ee49204b 100644
--- a/runtime/ftplugin/j.vim
+++ b/runtime/ftplugin/j.vim
@@ -1,6 +1,6 @@
" Vim filetype plugin
" Language: J
-" Maintainer: David Bürgin <dbue...@gluet.ch>
+" Maintainer: David Bürgin <dbue...@gluet.ch> (invalid)
" URL: https://gitlab.com/glts/vim-j
" Last Change: 2022-08-06
" 2024 Jan 14 by Vim Project (browsefilter)
diff --git a/runtime/ftplugin/jsonnet.vim b/runtime/ftplugin/jsonnet.vim
index 1e621e186..225a4fc0d 100644
--- a/runtime/ftplugin/jsonnet.vim
+++ b/runtime/ftplugin/jsonnet.vim
@@ -1,6 +1,6 @@
" Vim filetype plugin
" Language: Jsonnet
-" Maintainer: Cezary Drożak <cez...@drozak.net>
+" Maintainer: Cezary Drożak <cez...@drozak.net> (invalid)
" URL: https://github.com/google/vim-jsonnet
" Last Change: 2022-09-08

diff --git a/runtime/ftplugin/kdl.vim b/runtime/ftplugin/kdl.vim
index c9a1d8b18..9010682f5 100644
--- a/runtime/ftplugin/kdl.vim
+++ b/runtime/ftplugin/kdl.vim
@@ -1,6 +1,6 @@
" Vim filetype plugin
" Language: KDL
-" Author: Aram Drevekenin <ar...@poor.dev>
+" Author: Aram Drevekenin <ar...@poor.dev> (invalid)
" Maintainer: Yinzuo Jiang <jiang...@foxmail.com>
" Last Change: 2024-06-10

diff --git a/runtime/ftplugin/kwt.vim b/runtime/ftplugin/kwt.vim
index b37c7fa3a..161f4aa65 100644
--- a/runtime/ftplugin/kwt.vim
+++ b/runtime/ftplugin/kwt.vim
@@ -1,6 +1,6 @@
" Vim filetype plugin file
" Language: Kimwitu++
-" Maintainer: Michael Piefel <ent...@piefel.de>
+" Maintainer: Michael Piefel <ent...@piefel.de> (invalid)
" Last Change: 10 March 2012
" 2024 Jan 14 by Vim Project (browsefilter)

diff --git a/runtime/ftplugin/lf.vim b/runtime/ftplugin/lf.vim
index 7cec11194..e818a0c21 100644
--- a/runtime/ftplugin/lf.vim
+++ b/runtime/ftplugin/lf.vim
@@ -1,6 +1,6 @@
" Vim filetype plugin file
" Language: lf file manager configuration file (lfrc)
-" Maintainer: Andis Sprinkis <an...@sprinkis.com>
+" Maintainer: Andis Sprinkis <an...@sprinkis.com> (invalid)
" URL: https://github.com/andis-sprinkis/lf-vim
" Last Change: 6 Apr 2025

diff --git a/runtime/ftplugin/llvm.vim b/runtime/ftplugin/llvm.vim
index 148b12f10..f1436f82d 100644
--- a/runtime/ftplugin/llvm.vim
+++ b/runtime/ftplugin/llvm.vim
@@ -1,7 +1,7 @@
" Vim filetype plugin file
" Language: LLVM IR
" Last Change: 2024 Oct 22
-" Maintainer: Wu, Zhenyu <wuzh...@ustc.edu>
+" Maintainer: Wu, Zhenyu <wuzh...@ustc.edu> (invalid)

if exists("b:did_ftplugin") | finish | endif
let b:did_ftplugin = 1
diff --git a/runtime/ftplugin/lnk.vim b/runtime/ftplugin/lnk.vim
index 8b280d983..5e4562956 100644
--- a/runtime/ftplugin/lnk.vim
+++ b/runtime/ftplugin/lnk.vim
@@ -1,7 +1,7 @@
" Vim filetype plugin file
" Language: TI linker command file
" Document: https://software-dl.ti.com/ccs/esd/documents/sdto_cgt_Linker-Command-File-Primer.html
-" Maintainer: Wu, Zhenyu <wuzh...@ustc.edu>
+" Maintainer: Wu, Zhenyu <wuzh...@ustc.edu> (invalid)
" Last Change: 2024 Dec 31

if exists("b:did_ftplugin") | finish | endif
diff --git a/runtime/ftplugin/lnkmap.vim b/runtime/ftplugin/lnkmap.vim
index 46fb070e7..7b851d97a 100644
--- a/runtime/ftplugin/lnkmap.vim
+++ b/runtime/ftplugin/lnkmap.vim
@@ -1,7 +1,7 @@
" Vim filetype plugin file
" Language: TI Linker map
" Document: https://downloads.ti.com/docs/esd/SPRUI03A/Content/SPRUI03A_HTML/linker_description.html
-" Maintainer: Wu, Zhenyu <wuzh...@ustc.edu>
+" Maintainer: Wu, Zhenyu <wuzh...@ustc.edu> (invalid)
" Last Change: 2024 Dec 25

if exists("b:did_ftplugin")
diff --git a/runtime/ftplugin/m17ndb.vim b/runtime/ftplugin/m17ndb.vim
index e4457cef9..f6120d5e8 100644
--- a/runtime/ftplugin/m17ndb.vim
+++ b/runtime/ftplugin/m17ndb.vim
@@ -1,6 +1,6 @@
" Vim filetype plugin
" Language: m17n database
-" Maintainer: David Mandelberg <da...@mandelberg.org>
+" Maintainer: David Mandelberg <da...@mandelberg.org> (invalid)
" Last Change: 2025 Feb 21

if exists('b:did_ftplugin')
diff --git a/runtime/ftplugin/man.vim b/runtime/ftplugin/man.vim
index 3edbb27e7..1abb48559 100644
--- a/runtime/ftplugin/man.vim
+++ b/runtime/ftplugin/man.vim
@@ -1,6 +1,6 @@
" Vim filetype plugin file
" Language: man
-" Maintainer: Jason Franklin <v...@justemail.net>
+" Maintainer: Jason Franklin <v...@justemail.net> (invalid)
" Maintainer: SungHyun Nam <gow...@gmail.com>
" Autoload Split: Bram Moolenaar
" Last Change: 2024 Jun 06 (disabled the q mapping, #8210)
diff --git a/runtime/ftplugin/mma.vim b/runtime/ftplugin/mma.vim
index 91a8111bc..a27ce66b8 100644
--- a/runtime/ftplugin/mma.vim
+++ b/runtime/ftplugin/mma.vim
@@ -1,6 +1,6 @@
" Vim filetype plugin file
" Language: Mathematica
-" Maintainer: Ian Ford <ia...@wolfram.com>
+" Maintainer: Ian Ford <ia...@wolfram.com> (invalid)
" Last Change: 2019 Jan 22
" 2024 May 23 by Riley Bruins <rib...@gmail.com> ('commentstring')

diff --git a/runtime/ftplugin/mrxvtrc.vim b/runtime/ftplugin/mrxvtrc.vim
index 15cc0db6e..818f309c6 100644
--- a/runtime/ftplugin/mrxvtrc.vim
+++ b/runtime/ftplugin/mrxvtrc.vim
@@ -1,6 +1,6 @@
" Created : Wed 26 Apr 2006 01:20:53 AM CDT
" Modified : Fri 28 Apr 2006 03:24:01 AM CDT
-" Author : Gautam Iyer <gi1...@users.sourceforge.net>
+" Author : Gautam Iyer <gi1...@users.sourceforge.net> (invalid)
" Description : ftplugin for mrxvtrc

if exists("b:did_ftplugin")
diff --git a/runtime/ftplugin/mss.vim b/runtime/ftplugin/mss.vim
index de2f8791e..18a6d2195 100644
--- a/runtime/ftplugin/mss.vim
+++ b/runtime/ftplugin/mss.vim
@@ -2,7 +2,7 @@
" Language: Vivado mss file
" Last Change: 2024 Oct 22
" Document: https://docs.amd.com/r/2020.2-English/ug1400-vitis-embedded/Microprocessor-Software-Specification-MSS
-" Maintainer: Wu, Zhenyu <wuzh...@ustc.edu>
+" Maintainer: Wu, Zhenyu <wuzh...@ustc.edu> (invalid)

if exists("b:did_ftplugin")
finish
diff --git a/runtime/ftplugin/ocaml.vim b/runtime/ftplugin/ocaml.vim
index 8b88d8d00..5249d267e 100644
--- a/runtime/ftplugin/ocaml.vim
+++ b/runtime/ftplugin/ocaml.vim
@@ -1,5 +1,5 @@
" Language: OCaml
-" Maintainer: David Baelde <firstna...@ens-lyon.org>
+" Maintainer: David Baelde <firstna...@ens-lyon.org> (invalid)
" Mike Leary <le...@nwlink.com>
" Markus Mottl <markus...@gmail.com>
" Pierre Vittet <pierre...@pvittet.com>
diff --git a/runtime/ftplugin/occam.vim b/runtime/ftplugin/occam.vim
index 1404c0ea3..50a2021fe 100644
--- a/runtime/ftplugin/occam.vim
+++ b/runtime/ftplugin/occam.vim
@@ -1,7 +1,7 @@
" Vim filetype plugin file
" Language: occam
" Copyright: Christian Jacobsen <cl...@kent.ac.uk>, Mario Schweigler <ms...@kent.ac.uk>
-" Maintainer: Mario Schweigler <ms...@kent.ac.uk>
+" Maintainer: Mario Schweigler <ms...@kent.ac.uk> (invalid)
" Last Change: 23 April 2003
" 2024 Jan 14 by Vim Project (browsefilter)
" 2025 Jun 08 by Riley Bruins <rib...@gmail.com> ('commentstring')
diff --git a/runtime/ftplugin/opencl.vim b/runtime/ftplugin/opencl.vim
index e8570fbe9..65c77c0fe 100644
--- a/runtime/ftplugin/opencl.vim
+++ b/runtime/ftplugin/opencl.vim
@@ -1,6 +1,6 @@
" Vim filetype plugin file
" Language: OpenCL
-" Maintainer: Wu, Zhenyu <wuzh...@ustc.edu>
+" Maintainer: Wu, Zhenyu <wuzh...@ustc.edu> (invalid)
" Last Change: 2024 Nov 19

if exists("b:did_ftplugin") | finish | endif
diff --git a/runtime/ftplugin/openvpn.vim b/runtime/ftplugin/openvpn.vim
index 9cd7b7ad1..df5208290 100644
--- a/runtime/ftplugin/openvpn.vim
+++ b/runtime/ftplugin/openvpn.vim
@@ -1,6 +1,6 @@
" Vim filetype plugin
" Language: OpenVPN
-" Maintainer: ObserverOfTime <chrono...@disroot.org>
+" Maintainer: ObserverOfTime <chrono...@disroot.org> (invalid)
" Last Change: 2022 Oct 16
" 2024 May 23 by Riley Bruins <rib...@gmail.com> ('commentstring')

diff --git a/runtime/ftplugin/perl.vim b/runtime/ftplugin/perl.vim
index 03368a7af..f2d39161b 100644
--- a/runtime/ftplugin/perl.vim
+++ b/runtime/ftplugin/perl.vim
@@ -1,6 +1,6 @@
" Vim filetype plugin file
" Language: Perl
-" Maintainer: vim-perl <vim-...@googlegroups.com>
+" Maintainer: vim-perl <vim-...@googlegroups.com> (need to be subscribed to post)
" Homepage: https://github.com/vim-perl/vim-perl
" Bugs/requests: https://github.com/vim-perl/vim-perl/issues
" License: Vim License (see :help license)
diff --git a/runtime/ftplugin/plaintex.vim b/runtime/ftplugin/plaintex.vim
index 9e0e40268..86934e13a 100644
--- a/runtime/ftplugin/plaintex.vim
+++ b/runtime/ftplugin/plaintex.vim
@@ -1,6 +1,6 @@
" plain TeX filetype plugin
" Language: plain TeX (ft=plaintex)
-" Maintainer: Benji Fisher, Ph.D. <be...@member.AMS.org>
+" Maintainer: Benji Fisher, Ph.D. <be...@member.AMS.org> (invalid)
" Version: 1.1
" Last Change: Wed 19 Apr 2006

diff --git a/runtime/ftplugin/pod.vim b/runtime/ftplugin/pod.vim
index 81b0011bc..5431fb992 100644
--- a/runtime/ftplugin/pod.vim
+++ b/runtime/ftplugin/pod.vim
@@ -1,6 +1,6 @@
" Vim filetype plugin file
" Language: Perl POD format
-" Maintainer: vim-perl <vim-...@googlegroups.com>
+" Maintainer: vim-perl <vim-...@googlegroups.com> (need to be subscribed to post)
" Author: Doug Kearns <dougk...@gmail.com>
" Homepage: https://github.com/vim-perl/vim-perl
" Bugs/requests: https://github.com/vim-perl/vim-perl/issues
diff --git a/runtime/ftplugin/poefilter.vim b/runtime/ftplugin/poefilter.vim
index 92c2def63..c9ae99581 100644
--- a/runtime/ftplugin/poefilter.vim
+++ b/runtime/ftplugin/poefilter.vim
@@ -1,6 +1,6 @@
" Vim filetype plugin
" Language: PoE item filter
-" Maintainer: ObserverOfTime <chrono...@disroot.org>
+" Maintainer: ObserverOfTime <chrono...@disroot.org> (invalid)
" Last Change: 2022 Oct 07

if exists('b:did_ftplugin')
diff --git a/runtime/ftplugin/postscr.vim b/runtime/ftplugin/postscr.vim
index eb53b38f0..308b09aa2 100644
--- a/runtime/ftplugin/postscr.vim
+++ b/runtime/ftplugin/postscr.vim
@@ -1,6 +1,6 @@
" Vim filetype plugin file
" Language: PostScript
-" Maintainer: Mike Williams <m...@eandem.co.uk>
+" Maintainer: Mike Williams <m...@eandem.co.uk> (invalid)
" Last Change: 24th April 2012
" 2024 Jan 14 by Vim Project (browsefilter)
" 2025 Jun 08 by Riley Bruins <rib...@gmail.com> ('commentstring')
diff --git a/runtime/ftplugin/pymanifest.vim b/runtime/ftplugin/pymanifest.vim
index a77e956ae..08fc4db1f 100644
--- a/runtime/ftplugin/pymanifest.vim
+++ b/runtime/ftplugin/pymanifest.vim
@@ -1,6 +1,6 @@
" Vim filetype plugin
" Language: PyPA manifest
-" Maintainer: ObserverOfTime <chrono...@disroot.org>
+" Maintainer: ObserverOfTime <chrono...@disroot.org> (invalid)
" Last Change: 2023 Aug 08

if exists('b:did_ftplugin')
diff --git a/runtime/ftplugin/pyrex.vim b/runtime/ftplugin/pyrex.vim
index ec254761e..1c07eae70 100644
--- a/runtime/ftplugin/pyrex.vim
+++ b/runtime/ftplugin/pyrex.vim
@@ -1,6 +1,6 @@
" Vim filetype plugin file
" Language: Pyrex
-" Maintainer: Marco Barisione <marco...@people.it>
+" Maintainer: Marco Barisione <marco...@people.it> (invalid)
" URL: http://marcobari.altervista.org/pyrex_vim.html
" Last Change: 2012 May 18
" 2024 Jan 14 by Vim Project (browsefilter)
diff --git a/runtime/ftplugin/python.vim b/runtime/ftplugin/python.vim
index 6f2046889..164bf7232 100644
--- a/runtime/ftplugin/python.vim
+++ b/runtime/ftplugin/python.vim
@@ -1,6 +1,6 @@
" Vim filetype plugin file
" Language: python
-" Maintainer: Tom Picton <t...@tompicton.com>
+" Maintainer: Tom Picton <t...@tompicton.com> (invalid)
" Previous Maintainer: James Sully <sul...@gmail.com>
" Previous Maintainer: Johannes Zellner <joha...@zellner.org>
" Repository: https://github.com/tpict/vim-ftplugin-python
diff --git a/runtime/ftplugin/raku.vim b/runtime/ftplugin/raku.vim
index f57427e32..4eb2619fd 100644
--- a/runtime/ftplugin/raku.vim
+++ b/runtime/ftplugin/raku.vim
@@ -1,6 +1,6 @@
" Vim filetype plugin file
" Language: Raku
-" Maintainer: vim-perl <vim-...@googlegroups.com>
+" Maintainer: vim-perl <vim-...@googlegroups.com> (need to be subscribed to post)
" Homepage: https://github.com/Raku/vim-raku
" Bugs/requests: https://github.com/Raku/vim-raku/issues
" Last Change: 2021 Apr 16
diff --git a/runtime/ftplugin/roc.vim b/runtime/ftplugin/roc.vim
index c66510874..69fe632cf 100644
--- a/runtime/ftplugin/roc.vim
+++ b/runtime/ftplugin/roc.vim
@@ -1,6 +1,6 @@
" Roc filetype plugin file
" Language: Roc
-" Maintainer: nat-418 <93013864...@users.noreply.github.com>
+" Maintainer: nat-418 <93013864...@users.noreply.github.com> (invalid)
" Latest Revision: 2024-04-5

if exists("b:did_ftplugin")
diff --git a/runtime/ftplugin/rpl.vim b/runtime/ftplugin/rpl.vim
index 9941c6ced..7a6b5610c 100644
--- a/runtime/ftplugin/rpl.vim
+++ b/runtime/ftplugin/rpl.vim
@@ -1,6 +1,6 @@
" Vim filetype plugin file
" Language: RPL/2
-" Maintainer: Joël BERTRAND <rp...@free.fr>
+" Maintainer: Joël BERTRAND <rp...@free.fr> (invalid)
" Last Change: 2025 Jun 08
" Version: 0.1

diff --git a/runtime/ftplugin/rust.vim b/runtime/ftplugin/rust.vim
index 4765f8170..6545c7d3e 100644
--- a/runtime/ftplugin/rust.vim
+++ b/runtime/ftplugin/rust.vim
@@ -1,6 +1,6 @@
" Language: Rust
" Description: Vim ftplugin for Rust
-" Maintainer: Chris Morgan <m...@chrismorgan.info>
+" Maintainer: Chris Morgan <m...@chrismorgan.info> (invalid)
" Last Change: 2024 Mar 17
" 2024 May 23 by Riley Bruins <rib...@gmail.com ('commentstring')
" 2025 Dec 09 update 'textwidth# to 100 #18892
diff --git a/runtime/ftplugin/spajson.vim b/runtime/ftplugin/spajson.vim
index d03d1d507..8db952859 100644
--- a/runtime/ftplugin/spajson.vim
+++ b/runtime/ftplugin/spajson.vim
@@ -1,6 +1,6 @@
" Vim filetype plugin
" Language: SPA JSON
-" Maintainer: David Mandelberg <da...@mandelberg.org>
+" Maintainer: David Mandelberg <da...@mandelberg.org> (invalid)
" Last Change: 2025 Mar 22

if exists('b:did_ftplugin')
diff --git a/runtime/ftplugin/spec.vim b/runtime/ftplugin/spec.vim
index dcf290891..d0090ddfa 100644
--- a/runtime/ftplugin/spec.vim
+++ b/runtime/ftplugin/spec.vim
@@ -1,6 +1,6 @@
" Plugin to update the %changelog section of RPM spec files
" Filename: spec.vim
-" Maintainer: Igor Gnatenko i.gnaten...@gmail.com
+" Maintainer: Igor Gnatenko i.gnaten...@gmail.com (invalid)
" Former Maintainer: Gustavo Niemeyer <niem...@conectiva.com> (until March 2014)
" Last Change: 2015 Jun 01
" Update by Zdenek Dohnal, 2022 May 17
diff --git a/runtime/ftplugin/ssa.vim b/runtime/ftplugin/ssa.vim
index 04cc7a9bd..6267edc88 100644
--- a/runtime/ftplugin/ssa.vim
+++ b/runtime/ftplugin/ssa.vim
@@ -1,6 +1,6 @@
" Vim filetype plugin
" Language: SubStation Alpha
-" Maintainer: ObserverOfTime <chrono...@disroot.org>
+" Maintainer: ObserverOfTime <chrono...@disroot.org> (invalid)
" Last Change: 2022 Oct 10

if exists('b:did_ftplugin')
diff --git a/runtime/ftplugin/swayconfig.vim b/runtime/ftplugin/swayconfig.vim
index 45d6bdb3e..e695290f7 100644
--- a/runtime/ftplugin/swayconfig.vim
+++ b/runtime/ftplugin/swayconfig.vim
@@ -1,7 +1,7 @@
" Vim filetype plugin file
" Language: sway config file
" Original Author: James Eapen <james...@vai.org>
-" Maintainer: James Eapen <james...@vai.org>
+" Maintainer: James Eapen <james...@vai.org> (invalid)
" Version: 0.1
" Last Change: 2022 June 07

diff --git a/runtime/ftplugin/tap.vim b/runtime/ftplugin/tap.vim
index c165c0ce6..9f656f74b 100644
--- a/runtime/ftplugin/tap.vim
+++ b/runtime/ftplugin/tap.vim
@@ -1,6 +1,6 @@
" Vim filetype plugin file
" Language: Verbose TAP Output
-" Maintainer: vim-perl <vim-...@googlegroups.com>
+" Maintainer: vim-perl <vim-...@googlegroups.com> (need to be subscribed to post)
" Homepage: https://github.com/vim-perl/vim-perl
" Bugs/requests: https://github.com/vim-perl/vim-perl/issues
" License: Vim License (see :help license)
diff --git a/runtime/ftplugin/tex.vim b/runtime/ftplugin/tex.vim
index 0d68b51d4..4ae633a2c 100644
--- a/runtime/ftplugin/tex.vim
+++ b/runtime/ftplugin/tex.vim
@@ -1,6 +1,6 @@
" LaTeX filetype plugin
" Language: LaTeX (ft=tex)
-" Maintainer: Benji Fisher, Ph.D. <be...@member.AMS.org>
+" Maintainer: Benji Fisher, Ph.D. <be...@member.AMS.org> (invalid)
" Version: 1.4
" Last Change: Wed 19 Apr 2006
" URL: http://www.vim.org/script.php?script_id=411
diff --git a/runtime/ftplugin/tiasm.vim b/runtime/ftplugin/tiasm.vim
index 13a3dc64f..9c855471a 100644
--- a/runtime/ftplugin/tiasm.vim
+++ b/runtime/ftplugin/tiasm.vim
@@ -1,6 +1,6 @@
" Vim filetype plugin file
" Language: TI linear assembly language
-" Maintainer: Wu, Zhenyu <wuzh...@ustc.edu>
+" Maintainer: Wu, Zhenyu <wuzh...@ustc.edu> (invalid)
" Last Change: 2025 Jan 08

if exists("b:did_ftplugin") | finish | endif
diff --git a/runtime/ftplugin/tt2html.vim b/runtime/ftplugin/tt2html.vim
index 0407dbba4..195a232e0 100644
--- a/runtime/ftplugin/tt2html.vim
+++ b/runtime/ftplugin/tt2html.vim
@@ -1,6 +1,6 @@
" Vim filetype plugin file
" Language: TT2 embedded with HTML
-" Maintainer: vim-perl <vim-...@googlegroups.com>
+" Maintainer: vim-perl <vim-...@googlegroups.com> (need to be subscribed to post)
" Homepage: https://github.com/vim-perl/vim-perl
" Bugs/requests: https://github.com/vim-perl/vim-perl/issues
" License: Vim License (see :help license)
diff --git a/runtime/ftplugin/uci.vim b/runtime/ftplugin/uci.vim
index 984dab6c5..98414f30c 100644
--- a/runtime/ftplugin/uci.vim
+++ b/runtime/ftplugin/uci.vim
@@ -1,6 +1,6 @@
" Vim ftplugin file
" Language: OpenWrt Unified Configuration Interface
-" Maintainer: Colin Caine <compl...@cmcaine.co.uk>
+" Maintainer: Colin Caine <compl...@cmcaine.co.uk> (invalid)
" Upstream: https://github.com/cmcaine/vim-uci
" Last Change: 2024 Apr 17
"
diff --git a/runtime/ftplugin/urlshortcut.vim b/runtime/ftplugin/urlshortcut.vim
index ebe08ac1d..e60ceab15 100644
--- a/runtime/ftplugin/urlshortcut.vim
+++ b/runtime/ftplugin/urlshortcut.vim
@@ -1,6 +1,6 @@
" Vim filetype plugin file
" Language: MS Windows URL shortcut file
-" Maintainer: ObserverOfTime <chrono...@disroot.org>
+" Maintainer: ObserverOfTime <chrono...@disroot.org> (invalid)
" Latest Revision: 2023-06-04

if exists("b:did_ftplugin")
diff --git a/runtime/ftplugin/vdf.vim b/runtime/ftplugin/vdf.vim
index 973d7c0e4..094d672aa 100644
--- a/runtime/ftplugin/vdf.vim
+++ b/runtime/ftplugin/vdf.vim
@@ -1,6 +1,6 @@
" Vim filetype plugin
" Language: Valve Data Format
-" Maintainer: ObserverOfTime <chrono...@disroot.org>
+" Maintainer: ObserverOfTime <chrono...@disroot.org> (invalid)
" Last Change: 2022 Sep 15

if exists('b:did_ftplugin')
diff --git a/runtime/ftplugin/verilog.vim b/runtime/ftplugin/verilog.vim
index c20be2586..67e5de5eb 100644
--- a/runtime/ftplugin/verilog.vim
+++ b/runtime/ftplugin/verilog.vim
@@ -1,6 +1,6 @@
" Vim filetype plugin file
" Language: Verilog HDL
-" Maintainer: Chih-Tsun Huang <cth...@cs.nthu.edu.tw>
+" Maintainer: Chih-Tsun Huang <cth...@cs.nthu.edu.tw> (invalid)
" Last Change: 2017 Aug 25 by Chih-Tsun Huang
" 2024 Jan 14 by Vim Project (browsefilter)
" 2024 May 20 by Riley Bruins <rib...@gmail.com> (commentstring)
diff --git a/runtime/ftplugin/xcompose.vim b/runtime/ftplugin/xcompose.vim
index 7345c27a2..de79d1c8b 100644
--- a/runtime/ftplugin/xcompose.vim
+++ b/runtime/ftplugin/xcompose.vim
@@ -1,6 +1,6 @@
" Vim filetype plugin file
" Language: XCompose
-" Maintainer: ObserverOfTime <chrono...@disroot.org
+" Maintainer: ObserverOfTime <chrono...@disroot.org (invalid)
" Last Change: 2023 Nov 09

if exists('b:did_ftplugin')
diff --git a/runtime/ftplugin/xs.vim b/runtime/ftplugin/xs.vim
index 206fbc271..d51c41129 100644
--- a/runtime/ftplugin/xs.vim
+++ b/runtime/ftplugin/xs.vim
@@ -1,6 +1,6 @@
" Vim filetype plugin file
" Language: XS (Perl extension interface language)
-" Maintainer: vim-perl <vim-...@googlegroups.com>
+" Maintainer: vim-perl <vim-...@googlegroups.com> (need to be subscribed to post)
" Homepage: https://github.com/vim-perl/vim-perl
" Bugs/requests: https://github.com/vim-perl/vim-perl/issues
" License: Vim License (see :help license)
diff --git a/runtime/ftplugin/zathurarc.vim b/runtime/ftplugin/zathurarc.vim
index 259fb137a..cb76de7b2 100644
--- a/runtime/ftplugin/zathurarc.vim
+++ b/runtime/ftplugin/zathurarc.vim
@@ -1,6 +1,6 @@
" Vim filetype plugin file
" Language: Zathurarc
-" Maintainer: Wu, Zhenyu <wuzh...@ustc.edu>
+" Maintainer: Wu, Zhenyu <wuzh...@ustc.edu> (invalid)
" Documentation: https://pwmt.org/projects/zathura/documentation/
" Upstream: https://github.com/Freed-Wu/zathurarc.vim
" Latest Revision: 2024-04-02
diff --git a/runtime/indent/ada.vim b/runtime/indent/ada.vim
index 582d033b2..9ede069bd 100644
--- a/runtime/indent/ada.vim
+++ b/runtime/indent/ada.vim
@@ -3,7 +3,7 @@
" Language: Ada (2005)
" $Id: ada.vim 887 2008-07-08 14:29:01Z krischik $
" Copyright: Copyright (C) 2006 Martin Krischik
-" Maintainer: Martin Krischik <kris...@users.sourceforge.net>
+" Maintainer: Martin Krischik <kris...@users.sourceforge.net> (invalid)
" Neil Bird <ne...@fnxweb.com>
" Ned Okie <no...@radford.edu>
" $Author: krischik $
diff --git a/runtime/indent/ch.vim b/runtime/indent/ch.vim
index 11b1f6779..676d36004 100644
--- a/runtime/indent/ch.vim
+++ b/runtime/indent/ch.vim
@@ -1,6 +1,6 @@
" Vim indent file
" Language: Ch
-" Maintainer: SoftIntegration, Inc. <in...@softintegration.com>
+" Maintainer: SoftIntegration, Inc. <in...@softintegration.com> (invalid)
" URL: http://www.softintegration.com/download/vim/indent/ch.vim
" Last change: 2006 Apr 30
" 2023 Aug 28 by Vim Project (undo_indent)
diff --git a/runtime/indent/chatito.vim b/runtime/indent/chatito.vim
index 1ff5e9e3f..92c12cd21 100644
--- a/runtime/indent/chatito.vim
+++ b/runtime/indent/chatito.vim
@@ -1,6 +1,6 @@
" Vim indent file
" Language: Chatito
-" Maintainer: ObserverOfTime <chrono...@disroot.org>
+" Maintainer: ObserverOfTime <chrono...@disroot.org> (invalid)
" Last Change: 2022 Sep 20

if exists('b:did_indent')
diff --git a/runtime/indent/clojure.vim b/runtime/indent/clojure.vim
index 5bfbfbb19..04aafb360 100644
--- a/runtime/indent/clojure.vim
+++ b/runtime/indent/clojure.vim
@@ -1,6 +1,6 @@
" Vim indent file
" Language: Clojure
-" Maintainer: Alex Vear <al...@vear.uk>
+" Maintainer: Alex Vear <al...@vear.uk> (invalid)
" Former Maintainers: Sung Pae <se...@sungpae.com>
" Meikel Brandmeyer <m...@kotka.de>
" URL: https://github.com/clojure-vim/clojure.vim
diff --git a/runtime/indent/cobol.vim b/runtime/indent/cobol.vim
index 01f721260..da6a7dd28 100644
--- a/runtime/indent/cobol.vim
+++ b/runtime/indent/cobol.vim
@@ -1,6 +1,6 @@
" Vim indent file
" Language: cobol
-" Maintainer: Ankit Jain <aja...@yahoo.co.in>
+" Maintainer: Ankit Jain <aja...@yahoo.co.in> (invalid)
" (formerly Tim Pope <vimN...@tpope.info>)
" $Id: cobol.vim,v 1.1 2007/05/05 18:08:19 vimboss Exp $
" Last Update: By Ankit Jain on 22.03.2019
diff --git a/runtime/indent/dtrace.vim b/runtime/indent/dtrace.vim
index e41d398e0..ca32686de 100644
--- a/runtime/indent/dtrace.vim
+++ b/runtime/indent/dtrace.vim
@@ -3,7 +3,7 @@
" http://docs.sun.com/app/docs/doc/817-6223
" Last Change: 2008/03/20
" Version: 1.2
-" Maintainer: Nicolas Weber <nicola...@gmx.de>
+" Maintainer: Nicolas Weber <nicola...@gmx.de> (invalid)

" Only load this indent file when no other was loaded.
if exists("b:did_indent")
diff --git a/runtime/indent/dts.vim b/runtime/indent/dts.vim
index e87f8153c..287fe917f 100644
--- a/runtime/indent/dts.vim
+++ b/runtime/indent/dts.vim
@@ -1,6 +1,6 @@
" Vim indent file
" Language: Device Tree
-" Maintainer: Roland Hieber, Pengutronix <r...@pengutronix.de>
+" Maintainer: Roland Hieber, Pengutronix <r...@pengutronix.de> (invalid)
"
if exists("b:did_indent")
finish
diff --git a/runtime/indent/gyp.vim b/runtime/indent/gyp.vim
index c3980ac56..de8111abf 100644
--- a/runtime/indent/gyp.vim
+++ b/runtime/indent/gyp.vim
@@ -1,6 +1,6 @@
" Vim indent file
" Language: GYP
-" Maintainer: ObserverOfTime <chrono...@disroot.org>
+" Maintainer: ObserverOfTime <chrono...@disroot.org> (invalid)
" Last Change: 2022 Sep 27

" JSON indent works well
diff --git a/runtime/indent/htmldjango.vim b/runtime/indent/htmldjango.vim
index 8da9fe3a5..090b6f947 100644
--- a/runtime/indent/htmldjango.vim
+++ b/runtime/indent/htmldjango.vim
@@ -1,6 +1,6 @@
" Vim indent file
" Language: Django HTML template
-" Maintainer: Dave Hodder <d...@dmh.org.uk>
+" Maintainer: Dave Hodder <d...@dmh.org.uk> (invalid)
" Last Change: 2007 Jan 25

" Only load this indent file when no other was loaded.
diff --git a/runtime/indent/j.vim b/runtime/indent/j.vim
index c308512ec..4138f9e94 100644
--- a/runtime/indent/j.vim
+++ b/runtime/indent/j.vim
@@ -1,6 +1,6 @@
" Vim indent file
" Language: J
-" Maintainer: David Bürgin <dbue...@gluet.ch>
+" Maintainer: David Bürgin <dbue...@gluet.ch> (invalid)
" URL: https://gitlab.com/glts/vim-j
" Last Change: 2015-01-11

diff --git a/runtime/indent/json.vim b/runtime/indent/json.vim
index 510f7e8f4..21d4cd56a 100644
--- a/runtime/indent/json.vim
+++ b/runtime/indent/json.vim
@@ -1,6 +1,6 @@
" Vim indent file
" Language: JSON
-" Maintainer: Eli Parra <e...@elzr.com> https://github.com/elzr/vim-json
+" Maintainer: Eli Parra <e...@elzr.com> (invalid) https://github.com/elzr/vim-json
" Last Change: 2020 Aug 30
" https://github.com/jakar/vim-json/commit/20b650e22aa750c4ab6a66aa646bdd95d7cd548a#diff-e81fc111b2052e306d126bd9989f7b7c
" 2022 Sep 07: b:undo_indent added by Doug Kearns
diff --git a/runtime/indent/kdl.vim b/runtime/indent/kdl.vim
index b0a6bd90d..7efeac4d3 100644
--- a/runtime/indent/kdl.vim
+++ b/runtime/indent/kdl.vim
@@ -1,6 +1,6 @@
" Vim indent file
" Language: KDL
-" Author: Aram Drevekenin <ar...@poor.dev>
+" Author: Aram Drevekenin <ar...@poor.dev> (invalid)
" Maintainer: Yinzuo Jiang <jiang...@foxmail.com>
" Last Change: 2024-06-16

diff --git a/runtime/indent/lf.vim b/runtime/indent/lf.vim
index 599759288..fb212675f 100644
--- a/runtime/indent/lf.vim
+++ b/runtime/indent/lf.vim
@@ -1,6 +1,6 @@
" Vim indent file
" Language: lf file manager configuration file (lfrc)
-" Maintainer: Andis Sprinkis <an...@sprinkis.com>
+" Maintainer: Andis Sprinkis <an...@sprinkis.com> (invalid)
" URL: https://github.com/andis-sprinkis/lf-vim
" Last Change: 26 Oct 2025

diff --git a/runtime/indent/lifelines.vim b/runtime/indent/lifelines.vim
index e6d61617d..5cf9ca80a 100644
--- a/runtime/indent/lifelines.vim
+++ b/runtime/indent/lifelines.vim
@@ -1,6 +1,6 @@
" Vim indent file
" Language: LifeLines
-" Maintainer: Patrick Texier <p.te...@orsennes.com>
+" Maintainer: Patrick Texier <p.te...@orsennes.com> (invalid)
" Location: <http://patrick.texier.free.fr/vim/indent/lifelines.vim>
" Last Change: 2010 May 7

diff --git a/runtime/indent/m17ndb.vim b/runtime/indent/m17ndb.vim
index d25aafe13..fb3cf4c6e 100644
--- a/runtime/indent/m17ndb.vim
+++ b/runtime/indent/m17ndb.vim
@@ -1,6 +1,6 @@
" Vim indent file
" Language: m17n database
-" Maintainer: David Mandelberg <da...@mandelberg.org>
+" Maintainer: David Mandelberg <da...@mandelberg.org> (invalid)
" Last Change: 2025 Feb 21

if exists("b:did_indent")
diff --git a/runtime/indent/objc.vim b/runtime/indent/objc.vim
index 1d107050d..dac895390 100644
--- a/runtime/indent/objc.vim
+++ b/runtime/indent/objc.vim
@@ -1,6 +1,6 @@
" Vim indent file
" Language: Objective-C
-" Maintainer: Kazunobu Kuriyama <kazunobu...@nifty.com>
+" Maintainer: Kazunobu Kuriyama <kazunobu...@nifty.com> (invalid)
" Last Change: 2022 Apr 06

" Only load this indent file when no other was loaded.
diff --git a/runtime/indent/perl.vim b/runtime/indent/perl.vim
index a97c34da5..636d646d4 100644
--- a/runtime/indent/perl.vim
+++ b/runtime/indent/perl.vim
@@ -1,6 +1,6 @@
" Vim indent file
" Language: Perl
-" Maintainer: vim-perl <vim-...@googlegroups.com>
+" Maintainer: vim-perl <vim-...@googlegroups.com> (need to be subscribed to post)
" Homepage: https://github.com/vim-perl/vim-perl
" Bugs/requests: https://github.com/vim-perl/vim-perl/issues
" License: Vim License (see :help license)
diff --git a/runtime/indent/postscr.vim b/runtime/indent/postscr.vim
index 8430ccf8b..c37aab7bf 100644
--- a/runtime/indent/postscr.vim
+++ b/runtime/indent/postscr.vim
@@ -1,6 +1,6 @@
" PostScript indent file
" Language: PostScript
-" Maintainer: Mike Williams <m...@eandem.co.uk>
+" Maintainer: Mike Williams <m...@eandem.co.uk> (invalid)
" Last Change: 2022 Apr 06

" Only load this indent file when no other was loaded.
diff --git a/runtime/indent/pov.vim b/runtime/indent/pov.vim
index 60077ffff..514b44cf0 100644
--- a/runtime/indent/pov.vim
+++ b/runtime/indent/pov.vim
@@ -1,6 +1,6 @@
" Vim indent file
" Language: PoV-Ray Scene Description Language
-" Maintainer: David Necas (Yeti) <ye...@physics.muni.cz>
+" Maintainer: David Necas (Yeti) <ye...@physics.muni.cz> (invalid)
" Last Change: 2017 Jun 13
" 2022 April: b:undo_indent added by Doug Kearns
" URI: http://trific.ath.cx/Ftp/vim/indent/pov.vim
diff --git a/runtime/indent/pyrex.vim b/runtime/indent/pyrex.vim
index a1a174667..b7811d1bd 100644
--- a/runtime/indent/pyrex.vim
+++ b/runtime/indent/pyrex.vim
@@ -1,6 +1,6 @@
" Vim indent file
" Language: Pyrex
-" Maintainer: Marco Barisione <marco...@people.it>
+" Maintainer: Marco Barisione <marco...@people.it> (invalid)
" URL: http://marcobari.altervista.org/pyrex_vim.html
" Last Change: 2005 Jun 24

diff --git a/runtime/indent/raku.vim b/runtime/indent/raku.vim
index 753a2b04b..35922aaed 100644
--- a/runtime/indent/raku.vim
+++ b/runtime/indent/raku.vim
@@ -1,6 +1,6 @@
" Vim indent file
" Language: Perl 6
-" Maintainer: vim-perl <vim-...@googlegroups.com>
+" Maintainer: vim-perl <vim-...@googlegroups.com> (need to be subscribed to post)
" Homepage: https://github.com/vim-perl/vim-perl
" Bugs/requests: https://github.com/vim-perl/vim-perl/issues
" Last Change: 2020 Apr 15
diff --git a/runtime/indent/rpl.vim b/runtime/indent/rpl.vim
index 8577c4d27..5d4b654ee 100644
--- a/runtime/indent/rpl.vim
+++ b/runtime/indent/rpl.vim
@@ -2,7 +2,7 @@
" Language: RPL/2
" Version: 0.2
" Last Change: 2017 Jun 13
-" Maintainer: BERTRAND Joël <rp...@free.fr>
+" Maintainer: BERTRAND Joël <rp...@free.fr> (invalid)

" Only load this indent file when no other was loaded.
if exists("b:did_indent")
diff --git a/runtime/indent/rust.vim b/runtime/indent/rust.vim
index 30206be43..737100bbf 100644
--- a/runtime/indent/rust.vim
+++ b/runtime/indent/rust.vim
@@ -1,6 +1,6 @@
" Vim indent file
" Language: Rust
-" Author: Chris Morgan <m...@chrismorgan.info>
+" Author: Chris Morgan <m...@chrismorgan.info> (invalid)
" Last Change: 2023-09-11
" 2024 Jul 04 by Vim Project: use shiftwidth() instead of hard-coding shifted values #15138
" 2025 Dec 29 by Vim Project: clean up
diff --git a/runtime/indent/sdl.vim b/runtime/indent/sdl.vim
index 40fe63fa7..876f3ddae 100644
--- a/runtime/indent/sdl.vim
+++ b/runtime/indent/sdl.vim
@@ -1,6 +1,6 @@
" Vim indent file
" Language: SDL
-" Maintainer: Michael Piefel <ent...@piefel.de>
+" Maintainer: Michael Piefel <ent...@piefel.de> (invalid)
" Last Change: 2021 Oct 03

" Shamelessly stolen from the Vim-Script indent file
diff --git a/runtime/indent/spajson.vim b/runtime/indent/spajson.vim
index e644a5ee6..d4f18640a 100644
--- a/runtime/indent/spajson.vim
+++ b/runtime/indent/spajson.vim
@@ -1,6 +1,6 @@
" Vim indent file
" Language: SPA JSON
-" Maintainer: David Mandelberg <da...@mandelberg.org>
+" Maintainer: David Mandelberg <da...@mandelberg.org> (invalid)
" Last Change: 2025 Mar 22

runtime! indent/json.vim
diff --git a/runtime/indent/verilog.vim b/runtime/indent/verilog.vim
index 377615c34..d51f5877a 100644
--- a/runtime/indent/verilog.vim
+++ b/runtime/indent/verilog.vim
@@ -1,5 +1,5 @@
" Language: Verilog HDL
-" Maintainer: Chih-Tsun Huang <cth...@cs.nthu.edu.tw>
+" Maintainer: Chih-Tsun Huang <cth...@cs.nthu.edu.tw> (invalid)
" Last Change: 2017 Aug 25 by Chih-Tsun Huang
" 2023 Aug 28 by Vim Project (undo_indent)
" URL: http://www.cs.nthu.edu.tw/~cthuang/vim/indent/verilog.vim
diff --git a/runtime/keymap/belarusian-jcuken.vim b/runtime/keymap/belarusian-jcuken.vim
index 73c84aaae..492ffaafb 100644
--- a/runtime/keymap/belarusian-jcuken.vim
+++ b/runtime/keymap/belarusian-jcuken.vim
@@ -2,7 +2,7 @@
" Useful mainly with UTF-8, but may work with other encodings.

" Derived From: russian-jcuken.vim
-" Maintainer: Aliaksei Nestserau <alia...@screencustoms.com>
+" Maintainer: Aliaksei Nestserau <alia...@screencustoms.com> (invalid)
" Last Changed: 2012 Jul 23

" All characters are given literally, conversion to another encoding (e.g.,
diff --git a/runtime/keymap/canfr-win.vim b/runtime/keymap/canfr-win.vim
index 1907fc5b4..cf038b7b7 100644
--- a/runtime/keymap/canfr-win.vim
+++ b/runtime/keymap/canfr-win.vim
@@ -6,7 +6,7 @@
" English versions of Windows, because those don't provide the AltGr keys.
" The mapping was tested with Win2k and WinXP.

-" Maintainer: Eric Joanis <joa...@cs.toronto.edu>
+" Maintainer: Eric Joanis <joa...@cs.toronto.edu> (invalid)
" Last Change: 2004 Jan 13

" 2003 Dec 04
diff --git a/runtime/keymap/dvorak.vim b/runtime/keymap/dvorak.vim
index 77dc530b1..dafcab6c6 100644
--- a/runtime/keymap/dvorak.vim
+++ b/runtime/keymap/dvorak.vim
@@ -1,4 +1,4 @@
-" Maintainer: Ashish SHUKLA <wah...@members.fsf.org>
+" Maintainer: Ashish SHUKLA <wah...@members.fsf.org> (invalid)
" Last Changed: 2009 Jul 04
"
" All characters are ASCII, conversion to another encoding (e.g., UTF-8)
diff --git a/runtime/keymap/esperanto_utf-8.vim b/runtime/keymap/esperanto_utf-8.vim
index 3d335cb24..c7684e30c 100644
--- a/runtime/keymap/esperanto_utf-8.vim
+++ b/runtime/keymap/esperanto_utf-8.vim
@@ -1,5 +1,5 @@
" Esperanto keymap for utf-8
-" Maintainer: A.J.Mechelynck <antoine.m...@skynet.be>
+" Maintainer: A.J.Mechelynck <antoine.m...@skynet.be> (invalid)
" Last Changed: Sat 2003 Mar 15 05:23

" This keymap adds the special consonants of Esperanto to an existing Latin
diff --git a/runtime/keymap/greek_cp1253.vim b/runtime/keymap/greek_cp1253.vim
index a146477da..9f21455ad 100644
--- a/runtime/keymap/greek_cp1253.vim
+++ b/runtime/keymap/greek_cp1253.vim
@@ -1,5 +1,5 @@
" Vim Keymap file for greek
-" Maintainer: Grigorios Magklis <mag...@cs.rochester.edu>
+" Maintainer: Grigorios Magklis <mag...@cs.rochester.edu> (invalid)
" Patched for MS-Windows CP1253: Panagiotis Louridas <lour...@acm.org>
" Last Updated: Fri 13 Feb 2004 13:01:33
"
diff --git a/runtime/keymap/greek_iso-8859-7.vim b/runtime/keymap/greek_iso-8859-7.vim
index 5cfd936b3..9dca440e2 100644
--- a/runtime/keymap/greek_iso-8859-7.vim
+++ b/runtime/keymap/greek_iso-8859-7.vim
@@ -1,5 +1,5 @@
" Vim Keymap file for greek
-" Maintainer: Grigorios Magklis <mag...@cs.rochester.edu>
+" Maintainer: Grigorios Magklis <mag...@cs.rochester.edu> (invalid)
" Last Updated: Tue 10 Jul 2001 16:50:50
"
" This keyboard layout allows all Greek symbols to be typed,
diff --git a/runtime/keymap/lithuanian-baltic.vim b/runtime/keymap/lithuanian-baltic.vim
index b888db6e7..caf9abe60 100644
--- a/runtime/keymap/lithuanian-baltic.vim
+++ b/runtime/keymap/lithuanian-baltic.vim
@@ -1,7 +1,7 @@
" Vim Keymap file for lithuanian characters, phonetic layout 'Baltic'
" Useful mainly with utf-8 but may work with other encodings

-" Maintainer: Alex Jakushev <Alex.J...@kemek.lt>
+" Maintainer: Alex Jakushev <Alex.J...@kemek.lt> (invalid)
" Last Changed: 2002 Apr 12

" All characters are given literally, conversion to another encoding (e.g.,
diff --git a/runtime/keymap/magyar_utf-8.vim b/runtime/keymap/magyar_utf-8.vim
index 729771768..a112cf8c1 100644
--- a/runtime/keymap/magyar_utf-8.vim
+++ b/runtime/keymap/magyar_utf-8.vim
@@ -1,4 +1,4 @@
-" Maintainer: Laszlo Zavaleta <zava...@smartchat.net.au>
+" Maintainer: Laszlo Zavaleta <zava...@smartchat.net.au> (invalid)
" Last Changed: 2003 Aug 08
" it has all the accents and a few of the character alterations

diff --git a/runtime/keymap/oldturkic-orkhon_utf-8.vim b/runtime/keymap/oldturkic-orkhon_utf-8.vim
index e1f0015a2..24baa29ca 100644
--- a/runtime/keymap/oldturkic-orkhon_utf-8.vim
+++ b/runtime/keymap/oldturkic-orkhon_utf-8.vim
@@ -1,4 +1,4 @@
-" Maintainer: Oliver Corff <oliver...@email.de>
+" Maintainer: Oliver Corff <oliver...@email.de> (invalid)
" Last Changed: 2018 Feb 12

scriptencoding utf-8
diff --git a/runtime/keymap/oldturkic-yenisei_utf-8.vim b/runtime/keymap/oldturkic-yenisei_utf-8.vim
index 09722e70a..de441f4aa 100644
--- a/runtime/keymap/oldturkic-yenisei_utf-8.vim
+++ b/runtime/keymap/oldturkic-yenisei_utf-8.vim
@@ -1,4 +1,4 @@
-" Maintainer: Oliver Corff <oliver...@yemail.de>
+" Maintainer: Oliver Corff <oliver...@yemail.de> (invalid)
" Last Changed: 2018 Feb 12

" All characters are given literally, conversion to another encoding (e.g.,
diff --git a/runtime/keymap/pinyin.vim b/runtime/keymap/pinyin.vim
index 253814c75..3deb08f03 100644
--- a/runtime/keymap/pinyin.vim
+++ b/runtime/keymap/pinyin.vim
@@ -1,5 +1,5 @@
" Vim Keymap file for Hanyu Pinyin tone marks through numbers.
-" Maintainer: Fredrik Roubert <fre...@roubert.name>
+" Maintainer: Fredrik Roubert <fre...@roubert.name> (invalid)
" Last Changed: February 15, 2004

" All characters are given literally.
diff --git a/runtime/keymap/polish-slash.vim b/runtime/keymap/polish-slash.vim
index a4300781f..f689d3a4e 100644
--- a/runtime/keymap/polish-slash.vim
+++ b/runtime/keymap/polish-slash.vim
@@ -1,5 +1,5 @@
" Polish letters under VIM >= 6
-" Maintainer: HS6_06 <hs6...@o2.pl>
+" Maintainer: HS6_06 <hs6...@o2.pl> (invalid)
" Last changed: 2005 Jan 12
" Current version: 1.0.2
" History:
diff --git a/runtime/keymap/polish-slash_cp1250.vim b/runtime/keymap/polish-slash_cp1250.vim
index 4ef2b22a0..185a8daea 100644
--- a/runtime/keymap/polish-slash_cp1250.vim
+++ b/runtime/keymap/polish-slash_cp1250.vim
@@ -1,5 +1,5 @@
" Polish letters keymap for cp1250
-" Maintainer: HS6_06 <hs6...@o2.pl>
+" Maintainer: HS6_06 <hs6...@o2.pl> (invalid)
" Last Changed: 2005 Jan 12
" Current version: 1.0.2
" History: see polish-slash.vim
diff --git a/runtime/keymap/polish-slash_cp852.vim b/runtime/keymap/polish-slash_cp852.vim
index 22c1809e1..b9a9139b5 100644
--- a/runtime/keymap/polish-slash_cp852.vim
+++ b/runtime/keymap/polish-slash_cp852.vim
@@ -1,5 +1,5 @@
" Polish letters keymap for cp852
-" Maintainer: HS6_06 <hs6...@o2.pl>
+" Maintainer: HS6_06 <hs6...@o2.pl> (invalid)
" Last Changed: 2005 Jan 12
" Current version: 1.0.2
" History: see polish-slash.vim
diff --git a/runtime/keymap/polish-slash_iso-8859-2.vim b/runtime/keymap/polish-slash_iso-8859-2.vim
index 3a1203af8..0e198a7da 100644
--- a/runtime/keymap/polish-slash_iso-8859-2.vim
+++ b/runtime/keymap/polish-slash_iso-8859-2.vim
@@ -1,5 +1,5 @@
" Polish letters keymap for iso-8859-2
-" Maintainer: HS6_06 <hs6...@o2.pl>
+" Maintainer: HS6_06 <hs6...@o2.pl> (invalid)
" Last Changed: 2005 Jan 12
" Current version: 1.0.2
" History: polish-slash.vim
diff --git a/runtime/keymap/polish-slash_utf-8.vim b/runtime/keymap/polish-slash_utf-8.vim
index 3a4eb70e2..873229d7a 100644
--- a/runtime/keymap/polish-slash_utf-8.vim
+++ b/runtime/keymap/polish-slash_utf-8.vim
@@ -1,5 +1,5 @@
" Polish letters keymap for utf-8
-" Maintainer: HS6_06 <hs6...@o2.pl>
+" Maintainer: HS6_06 <hs6...@o2.pl> (invalid)
" Last Changed: 2005 Jan 12
" Current version: 1.0.2
" History: see polish-slash.vim
diff --git a/runtime/keymap/russian-jcuken.vim b/runtime/keymap/russian-jcuken.vim
index 840ec8c4e..a09b47f0e 100644
--- a/runtime/keymap/russian-jcuken.vim
+++ b/runtime/keymap/russian-jcuken.vim
@@ -2,7 +2,7 @@
" (compatible with XFree86 'ru' keymap)
" Useful mainly with utf-8 but may work with other encodings

-" Maintainer: Artem Chuprina <r...@ran.pp.ru>
+" Maintainer: Artem Chuprina <r...@ran.pp.ru> (invalid)
" Last Changed: 2001 Jun 23

" All characters are given literally, conversion to another encoding (e.g.,
diff --git a/runtime/keymap/russian-jcukenwin.vim b/runtime/keymap/russian-jcukenwin.vim
index 58eac1069..928a9c86c 100644
--- a/runtime/keymap/russian-jcukenwin.vim
+++ b/runtime/keymap/russian-jcukenwin.vim
@@ -2,7 +2,7 @@
" (slightly incompatible with XFree86 'ru' keymap - makes use of NUMERO SIGN)
" Useful mainly with utf-8 but may work with other encodings

-" Maintainer: Artem Chuprina <r...@ran.pp.ru>
+" Maintainer: Artem Chuprina <r...@ran.pp.ru> (invalid)
" Last Changed: 2001 Jun 23
" 2025 Mar 17 by The Vim Project (added /, #16912)

diff --git a/runtime/keymap/serbian-latin_utf-8.vim b/runtime/keymap/serbian-latin_utf-8.vim
index a1b577a11..794548a70 100644
--- a/runtime/keymap/serbian-latin_utf-8.vim
+++ b/runtime/keymap/serbian-latin_utf-8.vim
@@ -1,6 +1,6 @@
" Vim Keymap file for Serbian characters, classical variant, UTF-8 encoding
"
-" Maintainer: Aleksandar Veselinovic <ale...@cs.cmu.edu>
+" Maintainer: Aleksandar Veselinovic <ale...@cs.cmu.edu> (invalid)
" URL: http://www.cs.cmu.edu/~aleksa/personal/vim/keymap/serbian-latin-UTF-8.vim
" Last Changed: 2002 Mar 29

diff --git a/runtime/keymap/serbian_cp1250.vim b/runtime/keymap/serbian_cp1250.vim
index 30f80adf9..925c73eef 100644
--- a/runtime/keymap/serbian_cp1250.vim
+++ b/runtime/keymap/serbian_cp1250.vim
@@ -1,6 +1,6 @@
" Vim Keymap file for Serbian characters, classical variant, cp1250 encoding
"
-" Maintainer: Aleksandar Veselinovic <ale...@cs.cmu.edu>
+" Maintainer: Aleksandar Veselinovic <ale...@cs.cmu.edu> (invalid)
" URL: http://galeb.etf.bg.ac.yu/~alexa/vim/keymap/serbian-cp1250.vim
" Last Changed: 2002 Mar 29

diff --git a/runtime/keymap/serbian_cp1251.vim b/runtime/keymap/serbian_cp1251.vim
index 0b1ce96ff..e33863994 100644
--- a/runtime/keymap/serbian_cp1251.vim
+++ b/runtime/keymap/serbian_cp1251.vim
@@ -1,7 +1,7 @@
" Vim Keymap file for Serbian characters, classical variant, win cp1251
" encoding
"
-" Maintainer: Aleksandar Veselinovic <ale...@cs.cmu.edu>
+" Maintainer: Aleksandar Veselinovic <ale...@cs.cmu.edu> (invalid)
" URL: http://www.cs.cmu.edu/~aleksa/personal/vim/keymap/serbian-cp1251.vim
" Last Changed: 2002 Mar 29

diff --git a/runtime/keymap/serbian_iso-8859-2.vim b/runtime/keymap/serbian_iso-8859-2.vim
index d3be35eec..8501b5ce2 100644
--- a/runtime/keymap/serbian_iso-8859-2.vim
+++ b/runtime/keymap/serbian_iso-8859-2.vim
@@ -1,6 +1,6 @@
" Vim Keymap file for Serbian characters, classical variant, iso-8859-2 encoding
"
-" Maintainer: Aleksandar Veselinovic <ale...@cs.cmu.edu>
+" Maintainer: Aleksandar Veselinovic <ale...@cs.cmu.edu> (invalid)
" URL: http://www.cs.cmu.edu/~aleksa/personal/vim/keymap/serbian-iso-8859-2.vim
" Last Changed: 2002 Mar 29

diff --git a/runtime/keymap/serbian_iso-8859-5.vim b/runtime/keymap/serbian_iso-8859-5.vim
index 113383cdf..068c328a5 100644
--- a/runtime/keymap/serbian_iso-8859-5.vim
+++ b/runtime/keymap/serbian_iso-8859-5.vim
@@ -1,6 +1,6 @@
" Vim Keymap file for Serbian characters, classical variant, iso-8859-5 encoding
"
-" Maintainer: Aleksandar Veselinovic <ale...@cs.cmu.edu>
+" Maintainer: Aleksandar Veselinovic <ale...@cs.cmu.edu> (invalid)
" URL: http://www.cs.cmu.edu/~aleksa/personal/vim/keymap/serbian-iso-8859-5.vim
" Last Changed: 2002 Mar 29

diff --git a/runtime/keymap/serbian_utf-8.vim b/runtime/keymap/serbian_utf-8.vim
index 3388bfd28..eea1a6152 100644
--- a/runtime/keymap/serbian_utf-8.vim
+++ b/runtime/keymap/serbian_utf-8.vim
@@ -1,6 +1,6 @@
" Vim Keymap file for Serbian characters, classical variant, UTF-8 encoding
"
-" Maintainer: Aleksandar Veselinovic <ale...@cs.cmu.edu>
+" Maintainer: Aleksandar Veselinovic <ale...@cs.cmu.edu> (invalid)
" URL: http://www.cs.cmu.edu/~aleksa/personal/vim/keymap/serbian-UTF-8.vim
" Last Changed: 2002 Mar 29

diff --git a/runtime/keymap/slovak_cp1250.vim b/runtime/keymap/slovak_cp1250.vim
index 73234cb37..069dd7431 100644
--- a/runtime/keymap/slovak_cp1250.vim
+++ b/runtime/keymap/slovak_cp1250.vim
@@ -1,4 +1,4 @@
-" Maintainer: Peter Valach <pva...@gmx.net>
+" Maintainer: Peter Valach <pva...@gmx.net> (invalid)
" Last Changed: 2002 Feb 3
" URL: http://www.pv2c.sk/free/sk_vimkeymap/

diff --git a/runtime/keymap/slovak_iso-8859-2.vim b/runtime/keymap/slovak_iso-8859-2.vim
index 8c43fb112..0ed8a18c1 100644
--- a/runtime/keymap/slovak_iso-8859-2.vim
+++ b/runtime/keymap/slovak_iso-8859-2.vim
@@ -1,4 +1,4 @@
-" Maintainer: Peter Valach <pva...@gmx.net>
+" Maintainer: Peter Valach <pva...@gmx.net> (invalid)
" Last Changed: 2002 Feb 3
" URL: http://www.pv2c.sk/free/sk_vimkeymap/

diff --git a/runtime/keymap/slovak_utf-8.vim b/runtime/keymap/slovak_utf-8.vim
index 8e3e0838e..447321827 100644
--- a/runtime/keymap/slovak_utf-8.vim
+++ b/runtime/keymap/slovak_utf-8.vim
@@ -1,4 +1,4 @@
-" Maintainer: Peter Valach <pva...@gmx.net>
+" Maintainer: Peter Valach <pva...@gmx.net> (invalid)
" Last Changed: 2002 Nov 5
" URL: http://www.pv2c.sk/free/sk_vimkeymap/

diff --git a/runtime/keymap/vietnamese-viqr_utf-8.vim b/runtime/keymap/vietnamese-viqr_utf-8.vim
index b17be6dae..85c28987e 100644
--- a/runtime/keymap/vietnamese-viqr_utf-8.vim
+++ b/runtime/keymap/vietnamese-viqr_utf-8.vim
@@ -1,5 +1,5 @@
" Vim Keymap file for vietnamese through the usual viqr method
-" Maintainer: Samuel Thibault <samuel....@ens-lyon.org>
+" Maintainer: Samuel Thibault <samuel....@ens-lyon.org> (invalid)
" Last Change: 2006 Jun 17

scriptencoding utf-8
diff --git a/runtime/lang/menu_chinese_gb.936.vim b/runtime/lang/menu_chinese_gb.936.vim
index 7fa609bbe..095586acf 100644
--- a/runtime/lang/menu_chinese_gb.936.vim
+++ b/runtime/lang/menu_chinese_gb.936.vim
@@ -1,5 +1,5 @@
" Menu Translations: Simplified Chinese
-" Maintainer: Ada (Haowen) Yu <m...@yuhaowen.com>
+" Maintainer: Ada (Haowen) Yu <m...@yuhaowen.com> (invalid)
" Previous Maintainer: Shun Bai <bais...@gmail.com>, Yuheng Xie <elep...@linux.net.cn>
" Last Change: 2022 July 9
" Generated from menu_zh_cn.utf-8.vim, DO NOT EDIT
diff --git a/runtime/lang/menu_cs_cz.iso_8859-2.vim b/runtime/lang/menu_cs_cz.iso_8859-2.vim
index 3d95a0914..6d9f80144 100644
--- a/runtime/lang/menu_cs_cz.iso_8859-2.vim
+++ b/runtime/lang/menu_cs_cz.iso_8859-2.vim
@@ -1,5 +1,5 @@
" Menu Translations: Czech (ISO-8859-2)
-" Maintainer: Jiri Sedlak <jiri_...@users.sourceforge.net>
+" Maintainer: Jiri Sedlak <jiri_...@users.sourceforge.net> (invalid)
" Previous maintainer: Jiri Brezina
" Based on: menu.vim (2012-10-21)
" Generated from menu_cs_cz.utf-8.vim, DO NOT EDIT
diff --git a/runtime/lang/menu_cs_cz.utf-8.vim b/runtime/lang/menu_cs_cz.utf-8.vim
index e86391a73..a3042d74f 100644
--- a/runtime/lang/menu_cs_cz.utf-8.vim
+++ b/runtime/lang/menu_cs_cz.utf-8.vim
@@ -1,5 +1,5 @@
" Menu Translations: Czech (UTF-8)
-" Maintainer: Jiri Sedlak <jiri_...@users.sourceforge.net>
+" Maintainer: Jiri Sedlak <jiri_...@users.sourceforge.net> (invalid)
" Previous maintainer: Jiri Brezina
" Based on: menu.vim (2012-10-21)
" Last Change: 2024 May 2
diff --git a/runtime/lang/menu_czech_czech_republic.1250.vim b/runtime/lang/menu_czech_czech_republic.1250.vim
index 1bd4381e0..7f8802121 100644
--- a/runtime/lang/menu_czech_czech_republic.1250.vim
+++ b/runtime/lang/menu_czech_czech_republic.1250.vim
@@ -1,5 +1,5 @@
" Menu Translations: Czech (CP1250)
-" Maintainer: Jiri Sedlak <jiri_...@users.sourceforge.net>
+" Maintainer: Jiri Sedlak <jiri_...@users.sourceforge.net> (invalid)
" Previous maintainer: Jiri Brezina
" Based on: menu.vim (2012-10-21)
" Generated from menu_cs_cz.utf-8.vim, DO NOT EDIT
diff --git a/runtime/lang/menu_czech_czech_republic.ascii.vim b/runtime/lang/menu_czech_czech_republic.ascii.vim
index 19bcaa0d3..37808f9a7 100644
--- a/runtime/lang/menu_czech_czech_republic.ascii.vim
+++ b/runtime/lang/menu_czech_czech_republic.ascii.vim
@@ -1,5 +1,5 @@
" Menu Translations: Czech (ASCII - without diacritics)
-" Maintainer: Jiri Sedlak <jiri_...@users.sourceforge.net>
+" Maintainer: Jiri Sedlak <jiri_...@users.sourceforge.net> (invalid)
" Previous maintainer: Jiri Brezina
" Based on: menu.vim (2012-10-21)
" Generated from menu_cs_cz.utf-8.vim, DO NOT EDIT
diff --git a/runtime/lang/menu_en_gb.latin1.vim b/runtime/lang/menu_en_gb.latin1.vim
index 7fbcf72b9..da32d0493 100644
--- a/runtime/lang/menu_en_gb.latin1.vim
+++ b/runtime/lang/menu_en_gb.latin1.vim
@@ -1,5 +1,5 @@
" Menu Translations: UK English
-" Maintainer: Mike Williams <m...@eandem.co.uk>
+" Maintainer: Mike Williams <m...@eandem.co.uk> (invalid)
" Last Change: 2003 Feb 10

" Quit when menu translations have already been done.
diff --git a/runtime/lang/menu_eo.utf-8.vim b/runtime/lang/menu_eo.utf-8.vim
index c24b64a52..f9053e8dc 100644
--- a/runtime/lang/menu_eo.utf-8.vim
+++ b/runtime/lang/menu_eo.utf-8.vim
@@ -1,5 +1,5 @@
" Menu Translations: Esperanto
-" Maintainer: Dominique PELLE <dominiq...@free.fr>
+" Maintainer: Dominique PELLE <dominiq...@free.fr> (invalid)
" Last Change: 2012 May 01
" Original translations
"
diff --git a/runtime/lang/menu_fr_fr.latin1.vim b/runtime/lang/menu_fr_fr.latin1.vim
index dc1d7a8a1..58f49c0e8 100644
--- a/runtime/lang/menu_fr_fr.latin1.vim
+++ b/runtime/lang/menu_fr_fr.latin1.vim
@@ -1,5 +1,5 @@
" Menu Translations: Francais
-" Maintainer: Adrien Beau <version....@free.fr>
+" Maintainer: Adrien Beau <version....@free.fr> (invalid)
" First Version: Francois Thunus <thu...@systran.fr>
" Contributors: David Blanchet <david.b...@free.fr>
" Gabriel Dupras <gabrie...@gmail.com>
diff --git a/runtime/lang/menu_pl_pl.iso_8859-2.vim b/runtime/lang/menu_pl_pl.iso_8859-2.vim
index 99a4c7a18..39eccc75b 100644
--- a/runtime/lang/menu_pl_pl.iso_8859-2.vim
+++ b/runtime/lang/menu_pl_pl.iso_8859-2.vim
@@ -1,5 +1,5 @@
" Menu Translations: Polish
-" Maintainer: Mikolaj Machowski ( mikmach AT wp DOT pl )
+" Maintainer: Mikolaj Machowski ( mikmach AT wp DOT pl ) (invalid)
" Initial Translation: Marcin Dalecki <mar...@dalecki.de>
" Last Change: 17 May 2010
" Generated from menu_pl_pl.utf-8.vim, DO NOT EDIT
diff --git a/runtime/lang/menu_pl_pl.utf-8.vim b/runtime/lang/menu_pl_pl.utf-8.vim
index 56d9ecb90..8213c2404 100644
--- a/runtime/lang/menu_pl_pl.utf-8.vim
+++ b/runtime/lang/menu_pl_pl.utf-8.vim
@@ -1,5 +1,5 @@
" Menu Translations: Polish
-" Maintainer: Mikolaj Machowski ( mikmach AT wp DOT pl )
+" Maintainer: Mikolaj Machowski ( mikmach AT wp DOT pl ) (invalid)
" Initial Translation: Marcin Dalecki <mar...@dalecki.de>
" Last Change: 17 May 2010
" Original translations
diff --git a/runtime/lang/menu_polish_poland.1250.vim b/runtime/lang/menu_polish_poland.1250.vim
index 4b6df3e5a..f0d071f12 100644
--- a/runtime/lang/menu_polish_poland.1250.vim
+++ b/runtime/lang/menu_polish_poland.1250.vim
@@ -1,5 +1,5 @@
" Menu Translations: Polish
-" Maintainer: Mikolaj Machowski ( mikmach AT wp DOT pl )
+" Maintainer: Mikolaj Machowski ( mikmach AT wp DOT pl ) (invalid)
" Initial Translation: Marcin Dalecki <mar...@dalecki.de>
" Last Change: 17 May 2010
" Generated from menu_pl_pl.utf-8.vim, DO NOT EDIT
diff --git a/runtime/lang/menu_pt_pt.vim b/runtime/lang/menu_pt_pt.vim
index 7d3c10407..99191acda 100644
--- a/runtime/lang/menu_pt_pt.vim
+++ b/runtime/lang/menu_pt_pt.vim
@@ -1,6 +1,6 @@
" Menu Translations: Português
" adaptado de pt_br.
-" Maintainer: Duarte Henriques <duarte_h...@myrealbox.com>
+" Maintainer: Duarte Henriques <duarte_h...@myrealbox.com> (invalid)
" Last Change: 2024 Aug 22
" Original translations

diff --git a/runtime/lang/menu_uk_ua.cp1251.vim b/runtime/lang/menu_uk_ua.cp1251.vim
index d6729344c..372df4a31 100644
--- a/runtime/lang/menu_uk_ua.cp1251.vim
+++ b/runtime/lang/menu_uk_ua.cp1251.vim
@@ -1,5 +1,5 @@
" Menu Translations: Ukrainian
-" Maintainer: Bohdan Vlasyuk <boh...@vstu.edu.ua>
+" Maintainer: Bohdan Vlasyuk <boh...@vstu.edu.ua> (invalid)
" Last Change: 11 Oct 2001
" Generated from menu_uk_ua.utf-8.vim, DO NOT EDIT

diff --git a/runtime/lang/menu_uk_ua.koi8-u.vim b/runtime/lang/menu_uk_ua.koi8-u.vim
index 107be9be0..0d329b674 100644
--- a/runtime/lang/menu_uk_ua.koi8-u.vim
+++ b/runtime/lang/menu_uk_ua.koi8-u.vim
@@ -1,5 +1,5 @@
" Menu Translations: Ukrainian
-" Maintainer: Bohdan Vlasyuk <boh...@vstu.edu.ua>
+" Maintainer: Bohdan Vlasyuk <boh...@vstu.edu.ua> (invalid)
" Last Change: 11 Oct 2001
" Generated from menu_uk_ua.utf-8.vim, DO NOT EDIT

diff --git a/runtime/lang/menu_uk_ua.utf-8.vim b/runtime/lang/menu_uk_ua.utf-8.vim
index c34e551c7..4ef6e35a9 100644
--- a/runtime/lang/menu_uk_ua.utf-8.vim
+++ b/runtime/lang/menu_uk_ua.utf-8.vim
@@ -1,5 +1,5 @@
" Menu Translations: Ukrainian
-" Maintainer: Bohdan Vlasyuk <boh...@vstu.edu.ua>
+" Maintainer: Bohdan Vlasyuk <boh...@vstu.edu.ua> (invalid)
" Last Change: 11 Oct 2001
" Original translations

diff --git a/runtime/lang/menu_zh_cn.utf-8.vim b/runtime/lang/menu_zh_cn.utf-8.vim
index e8912c0d4..97791f2f6 100644
--- a/runtime/lang/menu_zh_cn.utf-8.vim
+++ b/runtime/lang/menu_zh_cn.utf-8.vim
@@ -1,5 +1,5 @@
" Menu Translations: Simplified Chinese
-" Maintainer: Ada (Haowen) Yu <m...@yuhaowen.com>
+" Maintainer: Ada (Haowen) Yu <m...@yuhaowen.com> (invalid)
" Previous Maintainer: Shun Bai <bais...@gmail.com>, Yuheng Xie <elep...@linux.net.cn>
" Last Change: 2022 July 9
" Original translations
diff --git a/runtime/plugin/rrhelper.vim b/runtime/plugin/rrhelper.vim
index 5e23eef1b..9138372de 100644
--- a/runtime/plugin/rrhelper.vim
+++ b/runtime/plugin/rrhelper.vim
@@ -1,5 +1,5 @@
" Vim plugin with helper function(s) for --remote-wait
-" Maintainer: Flemming Madsen <f...@cci.dk>
+" Maintainer: Flemming Madsen <f...@cci.dk> (invalid)
" Last Change: 2008 May 29

" Has this already been loaded?
diff --git a/runtime/spell/sv/main.aap b/runtime/spell/sv/main.aap
index 536a0452f..fee3a1b1c 100644
--- a/runtime/spell/sv/main.aap
+++ b/runtime/spell/sv/main.aap
@@ -1,6 +1,6 @@
# Aap recipe for Swedish Vim spell files.
#
-# Maintainer: Mattias Winther <v...@mattias.winthernet.se>
+# Maintainer: Mattias Winther <v...@mattias.winthernet.se> (invalid)

# Use a freshly compiled Vim if it exists.
@if os.path.exists('../../../src/vim'):
diff --git a/runtime/syntax/a65.vim b/runtime/syntax/a65.vim
index 6445b9438..9169daa32 100644
--- a/runtime/syntax/a65.vim
+++ b/runtime/syntax/a65.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: xa 6502 cross assembler
-" Maintainer: Clemens Kirchgatterer <cle...@1541.org>
+" Maintainer: Clemens Kirchgatterer <cle...@1541.org> (invalid)
" Last Change: 2016 Aug 31

" quit when a syntax file was already loaded
diff --git a/runtime/syntax/abc.vim b/runtime/syntax/abc.vim
index 1a7b3bf4b..fa7a14e56 100644
--- a/runtime/syntax/abc.vim
+++ b/runtime/syntax/abc.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: abc music notation language
-" Maintainer: James Allwright <J.R.Al...@westminster.ac.uk>
+" Maintainer: James Allwright <J.R.Al...@westminster.ac.uk> (invalid)
" URL: http://perun.hscs.wmin.ac.uk/~jra/vim/syntax/abc.vim
" Last Change: 27th April 2001

diff --git a/runtime/syntax/abnf.vim b/runtime/syntax/abnf.vim
index 13459eb9f..c2b821d7c 100644
--- a/runtime/syntax/abnf.vim
+++ b/runtime/syntax/abnf.vim
@@ -1,6 +1,6 @@
" Vim compiler file
" Language: abnf
-" Maintainer: A4-Tacks <wdsjxh...@163.com>
+" Maintainer: A4-Tacks <wdsjxh...@163.com> (invalid)
" Last Change: 2025 Mar 05
" Upstream: https://github.com/A4-Tacks/abnf.vim

diff --git a/runtime/syntax/acedb.vim b/runtime/syntax/acedb.vim
index 2c2cd701b..de8b1c5f2 100644
--- a/runtime/syntax/acedb.vim
+++ b/runtime/syntax/acedb.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: AceDB model files
-" Maintainer: Stewart Morris (Stewart...@ed.ac.uk)
+" Maintainer: Stewart Morris (Stewart...@ed.ac.uk) (invalid)
" Last change: Thu Apr 26 10:38:01 BST 2001
" URL: http://www.ed.ac.uk/~swmorris/vim/acedb.vim

diff --git a/runtime/syntax/aflex.vim b/runtime/syntax/aflex.vim
index aa8b5f84f..60729c13c 100644
--- a/runtime/syntax/aflex.vim
+++ b/runtime/syntax/aflex.vim
@@ -1,7 +1,7 @@

" Vim syntax file
" Language: AfLex (from Lex syntax file)
-" Maintainer: Mathieu Clabaut <mathieu...@free.fr>
+" Maintainer: Mathieu Clabaut <mathieu...@free.fr> (invalid)
" LastChange: 02 May 2001
" Original: Lex, maintained by Dr. Charles E. Campbell, Jr.
" Comment: Replaced sourcing c.vim file by ada.vim and rename lex*
diff --git a/runtime/syntax/ahdl.vim b/runtime/syntax/ahdl.vim
index 3a40dcfae..7ec8de993 100644
--- a/runtime/syntax/ahdl.vim
+++ b/runtime/syntax/ahdl.vim
@@ -1,6 +1,6 @@
" Vim syn file
" Language: Altera AHDL
-" Maintainer: John Cook <john...@kla-tencor.com>
+" Maintainer: John Cook <john...@kla-tencor.com> (invalid)
" Last Change: 2001 Apr 25

" quit when a syntax file was already loaded
diff --git a/runtime/syntax/aml.vim b/runtime/syntax/aml.vim
index 46621edbe..62f7a6fdb 100644
--- a/runtime/syntax/aml.vim
+++ b/runtime/syntax/aml.vim
@@ -1,7 +1,7 @@
" Vim syntax file
" Language: AML (ARC/INFO Arc Macro Language)
" Written By: Nikki Knuit <Nikki...@gems3.gov.bc.ca>
-" Maintainer: Todd Glover <todd....@gems9.gov.bc.ca>
+" Maintainer: Todd Glover <todd....@gems9.gov.bc.ca> (invalid)
" Last Change: 2001 May 10

" FUTURE CODING: Bold application commands after &sys, &tty
diff --git a/runtime/syntax/ampl.vim b/runtime/syntax/ampl.vim
index ad78f7d72..c82db0d9a 100644
--- a/runtime/syntax/ampl.vim
+++ b/runtime/syntax/ampl.vim
@@ -1,5 +1,5 @@
" Language: ampl (A Mathematical Programming Language)
-" Maintainer: Krief David <david...@etu.enseeiht.fr> or <david...@hotmail.com>
+" Maintainer: Krief David <david...@etu.enseeiht.fr> or <david...@hotmail.com> (invalid)
" Last Change: 2003 May 11


diff --git a/runtime/syntax/antlr.vim b/runtime/syntax/antlr.vim
index 9b0b061ae..24fd87223 100644
--- a/runtime/syntax/antlr.vim
+++ b/runtime/syntax/antlr.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Antlr: ANTLR, Another Tool For Language Recognition <www.antlr.org>
-" Maintainer: Mathieu Clabaut <mathieu...@free.fr>
+" Maintainer: Mathieu Clabaut <mathieu...@free.fr> (invalid)
" LastChange: 02 May 2001
" Original: Comes from JavaCC.vim

diff --git a/runtime/syntax/apache.vim b/runtime/syntax/apache.vim
index 65317fd36..63d370c33 100644
--- a/runtime/syntax/apache.vim
+++ b/runtime/syntax/apache.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Apache configuration (httpd.conf, srm.conf, access.conf, .htaccess)
-" Maintainer: David Necas (Yeti) <ye...@physics.muni.cz>
+" Maintainer: David Necas (Yeti) <ye...@physics.muni.cz> (invalid)
" License: This file can be redistribued and/or modified under the same terms
" as Vim itself.
" Last Change: 2024 Nov 24
diff --git a/runtime/syntax/apachestyle.vim b/runtime/syntax/apachestyle.vim
index bd5c89d30..d04f721df 100644
--- a/runtime/syntax/apachestyle.vim
+++ b/runtime/syntax/apachestyle.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Apache-Style configuration files (proftpd.conf/apache.conf/..)
-" Maintainer: Ben RUBSON <ben.r...@gmail.com>
+" Maintainer: Ben RUBSON <ben.r...@gmail.com> (invalid)
" Former Maintainer: Christian Hammers <c...@westend.com>
" ChangeLog:
" 2017-12-17,ch
diff --git a/runtime/syntax/arduino.vim b/runtime/syntax/arduino.vim
index 2f06eb6e6..08727e231 100644
--- a/runtime/syntax/arduino.vim
+++ b/runtime/syntax/arduino.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Arduino
-" Maintainer: Johannes Hoff <joha...@johanneshoff.com>
+" Maintainer: Johannes Hoff <joha...@johanneshoff.com> (invalid)
" Last Change: 21 October 2021
" License: VIM license (:help license, replace vim by arduino.vim)

diff --git a/runtime/syntax/asterisk.vim b/runtime/syntax/asterisk.vim
index 4b3d246e3..3a415de8e 100644
--- a/runtime/syntax/asterisk.vim
+++ b/runtime/syntax/asterisk.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Asterisk config file
-" Maintainer: Jean Aunis <jean....@yahoo.fr>
+" Maintainer: Jean Aunis <jean....@yahoo.fr> (invalid)
" Previous Maintainer: brc007
" Updated for 1.2 by Tilghman Lesher (Corydon76)
" Last Change: 2015 Feb 27
diff --git a/runtime/syntax/atlas.vim b/runtime/syntax/atlas.vim
index 1cdceab4c..6e931bd59 100644
--- a/runtime/syntax/atlas.vim
+++ b/runtime/syntax/atlas.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: ATLAS
-" Maintainer: Inaki Saez <jis...@sfe.indra.es>
+" Maintainer: Inaki Saez <jis...@sfe.indra.es> (invalid)
" Last Change: 2001 May 09

" quit when a syntax file was already loaded
diff --git a/runtime/syntax/autoit.vim b/runtime/syntax/autoit.vim
index 6b6048aad..80552efa2 100644
--- a/runtime/syntax/autoit.vim
+++ b/runtime/syntax/autoit.vim
@@ -1,7 +1,7 @@
" Vim syntax file
"
" Language: AutoIt v3 (http://www.autoitscript.com/autoit3/)
-" Maintainer: Jared Breland <jbre...@legroom.net>
+" Maintainer: Jared Breland <jbre...@legroom.net> (invalid)
" Authored By: Riccardo Casini <r...@libero.it>
" Script URL: http://www.vim.org/scripts/script.php?script_id=1239
" ChangeLog: Please visit the script URL for detailed change information
diff --git a/runtime/syntax/ave.vim b/runtime/syntax/ave.vim
index e63e7d2c3..7914d4bec 100644
--- a/runtime/syntax/ave.vim
+++ b/runtime/syntax/ave.vim
@@ -1,7 +1,7 @@
" Vim syntax file
" Copyright by Jan-Oliver Wagner
" Language: avenue
-" Maintainer: Jan-Oliver Wagner <Jan-Oliv...@intevation.de>
+" Maintainer: Jan-Oliver Wagner <Jan-Oliv...@intevation.de> (invalid)
" Last change: 2001 May 10

" Avenue is the ArcView built-in language. ArcView is
diff --git a/runtime/syntax/ayacc.vim b/runtime/syntax/ayacc.vim
index 6fb6aec85..31961ed5f 100644
--- a/runtime/syntax/ayacc.vim
+++ b/runtime/syntax/ayacc.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: AYacc
-" Maintainer: Mathieu Clabaut <mathieu...@free.fr>
+" Maintainer: Mathieu Clabaut <mathieu...@free.fr> (invalid)
" LastChange: 2011 Dec 25
" Original: Yacc, maintained by Dr. Charles E. Campbell, Jr.
" Comment: Replaced sourcing c.vim file by ada.vim and rename yacc*
diff --git a/runtime/syntax/bc.vim b/runtime/syntax/bc.vim
index 4cd9d6388..d5f7a6266 100644
--- a/runtime/syntax/bc.vim
+++ b/runtime/syntax/bc.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: bc - An arbitrary precision calculator language
-" Maintainer: Vladimir Scholtz <vl...@gjh.sk>
+" Maintainer: Vladimir Scholtz <vl...@gjh.sk> (invalid)
" Last change: 2012 Jun 01
" (Dominique Pelle added @Spell)
" Available on: www.gjh.sk/~vlado/bc.vim
diff --git a/runtime/syntax/bib.vim b/runtime/syntax/bib.vim
index ac8dcda67..8f6818ed8 100644
--- a/runtime/syntax/bib.vim
+++ b/runtime/syntax/bib.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: BibTeX (bibliographic database format for (La)TeX)
-" Maintainer: Bernd Feige <Bernd...@gmx.net>
+" Maintainer: Bernd Feige <Bernd...@gmx.net> (invalid)
" Filenames: *.bib
" Last Change: 2017 Sep 29

diff --git a/runtime/syntax/bsdl.vim b/runtime/syntax/bsdl.vim
index 75c69558e..24d04fd12 100644
--- a/runtime/syntax/bsdl.vim
+++ b/runtime/syntax/bsdl.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Boundary Scan Description Language (BSDL)
-" Maintainer: Daniel Kho <danie...@logik.haus>
+" Maintainer: Daniel Kho <danie...@logik.haus> (invalid)
" Last Changed: 2020 Mar 19 by Daniel Kho

" quit when a syntax file was already loaded
diff --git a/runtime/syntax/btm.vim b/runtime/syntax/btm.vim
index 4f9253ff9..fdba62c5d 100644
--- a/runtime/syntax/btm.vim
+++ b/runtime/syntax/btm.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: 4Dos batch file
-" Maintainer: John Leo Spetz <jl...@po.cwru.edu>
+" Maintainer: John Leo Spetz <jl...@po.cwru.edu> (invalid)
" Last Change: 2001 May 09

"//Issues to resolve:
diff --git a/runtime/syntax/catalog.vim b/runtime/syntax/catalog.vim
index 0a1d511a6..585151e55 100644
--- a/runtime/syntax/catalog.vim
+++ b/runtime/syntax/catalog.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: sgml catalog file
-" Maintainer: Johannes Zellner <joha...@zellner.org>
+" Maintainer: Johannes Zellner <joha...@zellner.org> (invalid)
" Last Change: Fr, 04 Nov 2005 12:46:45 CET
" Filenames: /etc/sgml.catalog
" $Id: catalog.vim,v 1.2 2005/11/23 21:11:10 vimboss Exp $
diff --git a/runtime/syntax/cf.vim b/runtime/syntax/cf.vim
index 04f9f5967..46c901ee2 100644
--- a/runtime/syntax/cf.vim
+++ b/runtime/syntax/cf.vim
@@ -4,7 +4,7 @@
" Author: Ernst M. van der Linden <ernst.van...@ernestoz.com>
" License: The MIT License (MIT)
"
-" Maintainer: Ernst M. van der Linden <ernst.van...@ernestoz.com>
+" Maintainer: Ernst M. van der Linden <ernst.van...@ernestoz.com> (invalid)
" URL: https://github.com/ernstvanderlinden/vim-coldfusion
" Last Change: 2017 Nov 28
"
diff --git a/runtime/syntax/cfg.vim b/runtime/syntax/cfg.vim
index 69788760c..aadb516e1 100644
--- a/runtime/syntax/cfg.vim
+++ b/runtime/syntax/cfg.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Good old CFG files
-" Maintainer: Igor N. Prischepoff (ig...@tyumbit.ru, pri_...@mail.ru)
+" Maintainer: Igor N. Prischepoff (ig...@tyumbit.ru, pri_...@mail.ru (invalid))
" Last Change: 2012 Aug 11
" 2024 Nov 14 by Vim project: // only denotes a comment when starting a line (#16051)

diff --git a/runtime/syntax/cgdbrc.vim b/runtime/syntax/cgdbrc.vim
index 1ace370d8..8e29dcc5f 100644
--- a/runtime/syntax/cgdbrc.vim
+++ b/runtime/syntax/cgdbrc.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: cgdbrc
-" Maintainer: Wu, Zhenyu <wuzh...@ustc.edu>
+" Maintainer: Wu, Zhenyu <wuzh...@ustc.edu> (invalid)
" Documentation: https://cgdb.github.io/docs/Configuring-CGDB.html
" Latest Revision: 2024-04-09

diff --git a/runtime/syntax/ch.vim b/runtime/syntax/ch.vim
index 61f475bc9..92c795665 100644
--- a/runtime/syntax/ch.vim
+++ b/runtime/syntax/ch.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Ch
-" Maintainer: SoftIntegration, Inc. <in...@softintegration.com>
+" Maintainer: SoftIntegration, Inc. <in...@softintegration.com> (invalid)
" URL: http://www.softintegration.com/download/vim/syntax/ch.vim
" Last change: 2004 Sep 01
" Created based on cpp.vim
diff --git a/runtime/syntax/change.vim b/runtime/syntax/change.vim
index a92767e90..8b94aecd4 100644
--- a/runtime/syntax/change.vim
+++ b/runtime/syntax/change.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: WEB Changes
-" Maintainer: Andreas Scherer <andreas...@pobox.com>
+" Maintainer: Andreas Scherer <andreas...@pobox.com> (invalid)
" Last Change: April 25, 2001

" Details of the change mechanism of the WEB and CWEB languages can be found
diff --git a/runtime/syntax/changelog.vim b/runtime/syntax/changelog.vim
index cf9021ef0..c34be94d3 100644
--- a/runtime/syntax/changelog.vim
+++ b/runtime/syntax/changelog.vim
@@ -1,7 +1,7 @@
" Vim syntax file
" Language: generic ChangeLog file
" Written By: Gediminas Paulauskas <men...@delfi.lt>
-" Maintainer: Corinna Vinschen <vins...@redhat.com>
+" Maintainer: Corinna Vinschen <vins...@redhat.com> (invalid)
" Last Change: June 1, 2003

" quit when a syntax file was already loaded
diff --git a/runtime/syntax/chaskell.vim b/runtime/syntax/chaskell.vim
index 4b1e8c53b..fcb9c8572 100644
--- a/runtime/syntax/chaskell.vim
+++ b/runtime/syntax/chaskell.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Haskell supporting c2hs binding hooks
-" Maintainer: Armin Sander <ar...@mindwalker.org>
+" Maintainer: Armin Sander <ar...@mindwalker.org> (invalid)
" Last Change: 2001 November 1
"
" 2001 November 1: Changed commands for sourcing haskell.vim
diff --git a/runtime/syntax/chatito.vim b/runtime/syntax/chatito.vim
index d89307cf0..08165fd9c 100644
--- a/runtime/syntax/chatito.vim
+++ b/runtime/syntax/chatito.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Chatito
-" Maintainer: ObserverOfTime <chrono...@disroot.org>
+" Maintainer: ObserverOfTime <chrono...@disroot.org> (invalid)
" Filenames: *.chatito
" Last Change: 2022 Sep 19

diff --git a/runtime/syntax/cheetah.vim b/runtime/syntax/cheetah.vim
index 9567ecbbc..4a58828e0 100644
--- a/runtime/syntax/cheetah.vim
+++ b/runtime/syntax/cheetah.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Cheetah template engine
-" Maintainer: Max Ischenko <m...@ukr.net>
+" Maintainer: Max Ischenko <m...@ukr.net> (invalid)
" Last Change: 2003-05-11
"
" Missing features:
diff --git a/runtime/syntax/chill.vim b/runtime/syntax/chill.vim
index b95df68bc..a7f4a6d4d 100644
--- a/runtime/syntax/chill.vim
+++ b/runtime/syntax/chill.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: CHILL
-" Maintainer: YoungSang Yoon <im...@lgic.co.kr>
+" Maintainer: YoungSang Yoon <im...@lgic.co.kr> (invalid)
" Last change: 2004 Jan 21
"

diff --git a/runtime/syntax/chordpro.vim b/runtime/syntax/chordpro.vim
index 02c34b846..859505fd8 100644
--- a/runtime/syntax/chordpro.vim
+++ b/runtime/syntax/chordpro.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: ChordPro 6 (https://www.chordpro.org)
-" Maintainer: Niels Bo Andersen <ni...@niboan.dk>
+" Maintainer: Niels Bo Andersen <ni...@niboan.dk> (invalid)
" Last Change: 2022-04-15
" 2024 Dec 31: add "keys" as syntax keyword (via: https://groups.google.com/g/vim_dev/c/vP4epus0euM/m/mNoDY6hsCQAJ)

diff --git a/runtime/syntax/clojure.vim b/runtime/syntax/clojure.vim
index 0d6372825..5430eaeea 100644
--- a/runtime/syntax/clojure.vim
+++ b/runtime/syntax/clojure.vim
@@ -1,6 +1,6 @@
" Vim indent file
" Language: Clojure
-" Maintainer: Alex Vear <al...@vear.uk>
+" Maintainer: Alex Vear <al...@vear.uk> (invalid)
" Former Maintainers: Sung Pae <se...@sungpae.com>
" Meikel Brandmeyer <m...@kotka.de>
" Toralf Wittner <toralf....@gmail.com>
diff --git a/runtime/syntax/cmacro.vim b/runtime/syntax/cmacro.vim
index 1d448f0d1..1b6890db7 100644
--- a/runtime/syntax/cmacro.vim
+++ b/runtime/syntax/cmacro.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: C macro for C preprocessor
-" Maintainer: Wu, Zhenyu <wuzh...@ustc.edu>
+" Maintainer: Wu, Zhenyu <wuzh...@ustc.edu> (invalid)
" Last Change: 2024 Dec 31
" modified from syntax/c.vim

diff --git a/runtime/syntax/cobol.vim b/runtime/syntax/cobol.vim
index 5d649441a..4882d1eea 100644
--- a/runtime/syntax/cobol.vim
+++ b/runtime/syntax/cobol.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: COBOL
-" Maintainer: Ankit Jain <aja...@yahoo.co.in>
+" Maintainer: Ankit Jain <aja...@yahoo.co.in> (invalid)
" (formerly Tim Pope <vimN...@tpope.info>)
" (formerly Davyd Ondrejko <vond...@columbus.rr.com>)
" (formerly Sitaram Chamarty <sit...@diac.com> and
diff --git a/runtime/syntax/crontab.vim b/runtime/syntax/crontab.vim
index 12daa9b7b..059854de8 100644
--- a/runtime/syntax/crontab.vim
+++ b/runtime/syntax/crontab.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: crontab
-" Maintainer: David Necas (Yeti) <ye...@physics.muni.cz>
+" Maintainer: David Necas (Yeti) <ye...@physics.muni.cz> (invalid)
" Original Maintainer: John Hoelzel joh...@users.sourceforge.net
" License: This file can be redistribued and/or modified under the same terms
" as Vim itself.
diff --git a/runtime/syntax/csp.vim b/runtime/syntax/csp.vim
index 8001b1fe7..e7c4d3b4b 100644
--- a/runtime/syntax/csp.vim
+++ b/runtime/syntax/csp.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: CSP (Communication Sequential Processes, using FDR input syntax)
-" Maintainer: Jan Bredereke <bred...@tzi.de>
+" Maintainer: Jan Bredereke <bred...@tzi.de> (invalid)
" Version: 0.6.0
" Last change: Mon Mar 25, 2002
" URL: http://www.tzi.de/~brederek/vim/
diff --git a/runtime/syntax/css.vim b/runtime/syntax/css.vim
index da3f3c73f..168824963 100644
--- a/runtime/syntax/css.vim
+++ b/runtime/syntax/css.vim
@@ -6,7 +6,7 @@
" Yeti (Add full CSS2, HTML4 support)
" Nikolai Weibull (Add CSS2 support)
" URL: https://github.com/vim-language-dept/css-syntax.vim
-" Maintainer: Jay Sitter <j...@jaysitter.com>
+" Maintainer: Jay Sitter <j...@jaysitter.com> (invalid)
" Last Change: 2024 Mar 2
" 2025 Nov 11: improve support for cssBoxProperties #18717

diff --git a/runtime/syntax/cuda.vim b/runtime/syntax/cuda.vim
index 8306d096a..ef1810536 100644
--- a/runtime/syntax/cuda.vim
+++ b/runtime/syntax/cuda.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: CUDA (NVIDIA Compute Unified Device Architecture)
-" Maintainer: Timothy B. Terriberry <tter...@users.sourceforge.net>
+" Maintainer: Timothy B. Terriberry <tter...@users.sourceforge.net> (invalid)
" Last Change: 2024 Apr 04
" Contributor: jiangyinzuo

diff --git a/runtime/syntax/cuplsim.vim b/runtime/syntax/cuplsim.vim
index 36eb4c355..6e970c255 100644
--- a/runtime/syntax/cuplsim.vim
+++ b/runtime/syntax/cuplsim.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: CUPL simulation
-" Maintainer: John Cook <john...@kla-tencor.com>
+" Maintainer: John Cook <john...@kla-tencor.com> (invalid)
" Last Change: 2001 Apr 25

" quit when a syntax file was already loaded
diff --git a/runtime/syntax/cweb.vim b/runtime/syntax/cweb.vim
index 4e06b3646..b8e3c3276 100644
--- a/runtime/syntax/cweb.vim
+++ b/runtime/syntax/cweb.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: CWEB
-" Maintainer: Andreas Scherer <andreas...@pobox.com>
+" Maintainer: Andreas Scherer <andreas...@pobox.com> (invalid)
" Last Change: 2011 Dec 25 by Thilo Six

" Details of the CWEB language can be found in the article by Donald E. Knuth
diff --git a/runtime/syntax/cynlib.vim b/runtime/syntax/cynlib.vim
index 24ad2a2e3..761ae731e 100644
--- a/runtime/syntax/cynlib.vim
+++ b/runtime/syntax/cynlib.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Cynlib(C++)
-" Maintainer: Phil Derrick <ph...@forteds.com>
+" Maintainer: Phil Derrick <ph...@forteds.com> (invalid)
" Last change: 2001 Sep 02
" URL http://www.derrickp.freeserve.co.uk/vim/syntax/cynlib.vim
"
diff --git a/runtime/syntax/cynpp.vim b/runtime/syntax/cynpp.vim
index 3064b11a6..518aa5c9c 100644
--- a/runtime/syntax/cynpp.vim
+++ b/runtime/syntax/cynpp.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Cyn++
-" Maintainer: Phil Derrick <ph...@forteds.com>
+" Maintainer: Phil Derrick <ph...@forteds.com> (invalid)
" Last change: 2001 Sep 02
"
" Language Information
diff --git a/runtime/syntax/desc.vim b/runtime/syntax/desc.vim
index 84b9cd0f3..5eac90f90 100644
--- a/runtime/syntax/desc.vim
+++ b/runtime/syntax/desc.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: T2 / ROCK Linux .desc
-" Maintainer: René Rebe <re...@exactcode.de>, Piotr Esden-Tempski <es...@rocklinux.org>
+" Maintainer: René Rebe <re...@exactcode.de> (invalid), Piotr Esden-Tempski <es...@rocklinux.org> (invalid)
" Last Change: 2006 Aug 14

" quit when a syntax file was already loaded
diff --git a/runtime/syntax/diva.vim b/runtime/syntax/diva.vim
index 127a0b466..c6e7c7d17 100644
--- a/runtime/syntax/diva.vim
+++ b/runtime/syntax/diva.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: SKILL for Diva
-" Maintainer: Toby Schaffer <jtsc...@eos.ncsu.edu>
+" Maintainer: Toby Schaffer <jtsc...@eos.ncsu.edu> (invalid)
" Last Change: 2001 May 09
" Comments: SKILL is a Lisp-like programming language for use in EDA
" tools from Cadence Design Systems. It allows you to have
diff --git a/runtime/syntax/django.vim b/runtime/syntax/django.vim
index 76b47d2e5..86c7e56a8 100644
--- a/runtime/syntax/django.vim
+++ b/runtime/syntax/django.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Django template
-" Maintainer: Dave Hodder <d...@dmh.org.uk>
+" Maintainer: Dave Hodder <d...@dmh.org.uk> (invalid)
" Last Change: 2021 Nov 29

" quit when a syntax file was already loaded
diff --git a/runtime/syntax/docbk.vim b/runtime/syntax/docbk.vim
index 809f2894e..c342e7807 100644
--- a/runtime/syntax/docbk.vim
+++ b/runtime/syntax/docbk.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: DocBook
-" Maintainer: Devin Weaver <v...@tritarget.com>
+" Maintainer: Devin Weaver <v...@tritarget.com> (invalid)
" Last Updated By: Shlomi Fish
" URL: http://tritarget.com/pub/vim/syntax/docbk.vim
" Last Change: 2012 Nov 28
diff --git a/runtime/syntax/docbksgml.vim b/runtime/syntax/docbksgml.vim
index 544f3d290..4f95177ad 100644
--- a/runtime/syntax/docbksgml.vim
+++ b/runtime/syntax/docbksgml.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: DocBook SGML
-" Maintainer: Johannes Zellner <joha...@zellner.org>
+" Maintainer: Johannes Zellner <joha...@zellner.org> (invalid)
" Last Change: Sam, 07 Sep 2002 17:20:46 CEST

let b:docbk_type="sgml"
diff --git a/runtime/syntax/docbkxml.vim b/runtime/syntax/docbkxml.vim
index 181af2cc8..f228dd2ad 100644
--- a/runtime/syntax/docbkxml.vim
+++ b/runtime/syntax/docbkxml.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: DocBook XML
-" Maintainer: Johannes Zellner <joha...@zellner.org>
+" Maintainer: Johannes Zellner <joha...@zellner.org> (invalid)
" Last Change: Sam, 07 Sep 2002 17:20:12 CEST

let b:docbk_type="xml"
diff --git a/runtime/syntax/dsl.vim b/runtime/syntax/dsl.vim
index 95c784314..d55f15319 100644
--- a/runtime/syntax/dsl.vim
+++ b/runtime/syntax/dsl.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: DSSSL
-" Maintainer: Johannes Zellner <joha...@zellner.org>
+" Maintainer: Johannes Zellner <joha...@zellner.org> (invalid)
" Last Change: Tue, 27 Apr 2004 14:54:59 CEST
" Filenames: *.dsl
" $Id: dsl.vim,v 1.1 2004/06/13 19:13:31 vimboss Exp $
diff --git a/runtime/syntax/dtrace.vim b/runtime/syntax/dtrace.vim
index 392fa1c1c..73914ab66 100644
--- a/runtime/syntax/dtrace.vim
+++ b/runtime/syntax/dtrace.vim
@@ -4,7 +4,7 @@
" http://docs.sun.com/app/docs/doc/817-6223
" Version: 1.5
" Last Change: 2008/04/05
-" Maintainer: Nicolas Weber <nicola...@gmx.de>
+" Maintainer: Nicolas Weber <nicola...@gmx.de> (invalid)

" dtrace lexer and parser are at
" http://src.opensolaris.org/source/xref/onnv/onnv-gate/usr/src/lib/libdtrace/common/dt_lex.l
diff --git a/runtime/syntax/dts.vim b/runtime/syntax/dts.vim
index bb7eff7be..bfeaf9011 100644
--- a/runtime/syntax/dts.vim
+++ b/runtime/syntax/dts.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: dts/dtsi (device tree files)
-" Maintainer: Daniel Mack <v...@zonque.org>
+" Maintainer: Daniel Mack <v...@zonque.org> (invalid)
" Last Change: 2023 Apr 28

if exists("b:current_syntax")
diff --git a/runtime/syntax/ecd.vim b/runtime/syntax/ecd.vim
index 1276f2bd9..cbac60382 100644
--- a/runtime/syntax/ecd.vim
+++ b/runtime/syntax/ecd.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: ecd (Embedix Component Description) files
-" Maintainer: John Beppu <be...@opensource.lineo.com>
+" Maintainer: John Beppu <be...@opensource.lineo.com> (invalid)
" URL: http://opensource.lineo.com/~beppu/prose/ecd_vim.html
" Last Change: 2001 Sep 27

diff --git a/runtime/syntax/edif.vim b/runtime/syntax/edif.vim
index 002c9f89e..216216933 100644
--- a/runtime/syntax/edif.vim
+++ b/runtime/syntax/edif.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: EDIF (Electronic Design Interchange Format)
-" Maintainer: Artem Zankovich <z_a...@hotbox.ru>
+" Maintainer: Artem Zankovich <z_a...@hotbox.ru> (invalid)
" Last Change: Oct 14, 2002
"
" Supported standarts are:
diff --git a/runtime/syntax/esmtprc.vim b/runtime/syntax/esmtprc.vim
index 81f074b59..6b632ac1a 100644
--- a/runtime/syntax/esmtprc.vim
+++ b/runtime/syntax/esmtprc.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Esmtp setup file (based on esmtp 0.5.0)
-" Maintainer: Kornel Kielczewski <kor...@gazeta.pl>
+" Maintainer: Kornel Kielczewski <kor...@gazeta.pl> (invalid)
" Last Change: 16 Feb 2005

" quit when a syntax file was already loaded
diff --git a/runtime/syntax/exim.vim b/runtime/syntax/exim.vim
index 4edc0d794..f17bc2aa8 100644
--- a/runtime/syntax/exim.vim
+++ b/runtime/syntax/exim.vim
@@ -1,7 +1,7 @@
" Vim syntax file
" This is a GENERATED FILE. Please always refer to source file at the URI below.
" Language: Exim configuration file exim.conf
-" Maintainer: David Ne {c}as (Yeti) <ye...@physics.muni.cz>
+" Maintainer: David Ne {c}as (Yeti) <ye...@physics.muni.cz> (invalid)
" Last Change: 2002-10-15
" URL: http://trific.ath.cx/Ftp/vim/syntax/exim.vim

diff --git a/runtime/syntax/fgl.vim b/runtime/syntax/fgl.vim
index 1b75d137b..a8377a3c6 100644
--- a/runtime/syntax/fgl.vim
+++ b/runtime/syntax/fgl.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Informix 4GL
-" Maintainer: Rafal M. Sulejman <r...@poczta.onet.pl>
+" Maintainer: Rafal M. Sulejman <r...@poczta.onet.pl> (invalid)
" Update: 26 Sep 2002
" Changes:
" - Dynamic 4GL/FourJs/4GL 7.30 pseudo comment directives (Julian Bridle)
diff --git a/runtime/syntax/flexwiki.vim b/runtime/syntax/flexwiki.vim
index 3b5f7ff57..25b6c9ad2 100644
--- a/runtime/syntax/flexwiki.vim
+++ b/runtime/syntax/flexwiki.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: FlexWiki, http://www.flexwiki.com/
-" Maintainer: George V. Reilly <geo...@reilly.org>
+" Maintainer: George V. Reilly <geo...@reilly.org> (invalid)
" Home: http://www.georgevreilly.com/vim/flexwiki/
" Other Home: http://www.vim.org/scripts/script.php?script_id=1529
" Author: George V. Reilly
diff --git a/runtime/syntax/focexec.vim b/runtime/syntax/focexec.vim
index 187fd50db..1ab998251 100644
--- a/runtime/syntax/focexec.vim
+++ b/runtime/syntax/focexec.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Focus Executable
-" Maintainer: Rob Brady <ro...@datatone.com>
+" Maintainer: Rob Brady <ro...@datatone.com> (invalid)
" Last Change: $Date: 2004/06/13 15:38:04 $
" URL: http://www.datatone.com/~robb/vim/syntax/focexec.vim
" $Revision: 1.1 $
diff --git a/runtime/syntax/form.vim b/runtime/syntax/form.vim
index 9718480da..d684dbe39 100644
--- a/runtime/syntax/form.vim
+++ b/runtime/syntax/form.vim
@@ -1,7 +1,7 @@
" Vim syntax file
" Language: FORM
" Version: 2.0
-" Maintainer: Michael M. Tung <michae...@uni-mainz.de>
+" Maintainer: Michael M. Tung <michae...@uni-mainz.de> (invalid)
" Last Change: <Thu Oct 23 13:11:21 CEST 2008>
" Past Change: <October 2008 Thomas Reiter tho...@nikhef.nl>
" Past Change: <Wed, 2005/05/25 09:24:58 arwagner wptx44>
diff --git a/runtime/syntax/foxpro.vim b/runtime/syntax/foxpro.vim
index 795859eac..8887e3adf 100644
--- a/runtime/syntax/foxpro.vim
+++ b/runtime/syntax/foxpro.vim
@@ -2,7 +2,7 @@
" Filename: foxpro.vim
" Version: 1.0
" Language: FoxPro for DOS/UNIX v2.6
-" Maintainer: Bill W. Smith, Jr. <do...@brewich.com>
+" Maintainer: Bill W. Smith, Jr. <do...@brewich.com> (invalid)
" Last Change: 15 May 2006

" This file replaces the FoxPro for DOS v2.x syntax file
diff --git a/runtime/syntax/fvwm.vim b/runtime/syntax/fvwm.vim
index cb974a2da..edbf6c8b6 100644
--- a/runtime/syntax/fvwm.vim
+++ b/runtime/syntax/fvwm.vim
@@ -1,6 +1,6 @@
" Vim syntax file for Fvwm-2.5.22
" Language: Fvwm{1,2} configuration file
-" Maintainer: Gautam Iyer <gi1...@users.sourceforge.net>
+" Maintainer: Gautam Iyer <gi1...@users.sourceforge.net> (invalid)
" Previous Maintainer: Haakon Riiser <hak...@fys.uio.no>
" Last Change: Sat 29 Sep 2007 11:08:34 AM PDT
" 2025 Dec 14: Update fvwm2 keywords #18924
diff --git a/runtime/syntax/fvwm2m4.vim b/runtime/syntax/fvwm2m4.vim
index e296273e3..4fffce332 100644
--- a/runtime/syntax/fvwm2m4.vim
+++ b/runtime/syntax/fvwm2m4.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: FvwmM4 preprocessed Fvwm2 configuration files
-" Maintainer: David Ne {c}as (Yeti) <ye...@physics.muni.cz>
+" Maintainer: David Ne {c}as (Yeti) <ye...@physics.muni.cz> (invalid)
" Last Change: 2002-06-02
" URI: http://physics.muni.cz/~yeti/download/syntax/fvwmm4.vim

diff --git a/runtime/syntax/gel.vim b/runtime/syntax/gel.vim
index 5f3800273..84aa0f9da 100644
--- a/runtime/syntax/gel.vim
+++ b/runtime/syntax/gel.vim
@@ -1,7 +1,7 @@
" Vim syntax file
" Language: TI Code Composer Studio General Extension Language
" Document: https://downloads.ti.com/ccs/esd/documents/users_guide/ccs_debug-gel.html
-" Maintainer: Wu, Zhenyu <wuzh...@ustc.edu>
+" Maintainer: Wu, Zhenyu <wuzh...@ustc.edu> (invalid)
" Last Change: 2024 Dec 25

if exists("b:current_syntax")
diff --git a/runtime/syntax/gitattributes.vim b/runtime/syntax/gitattributes.vim
index b6d997f45..ca528dea2 100644
--- a/runtime/syntax/gitattributes.vim
+++ b/runtime/syntax/gitattributes.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: git attributes
-" Maintainer: ObserverOfTime <chrono...@disroot.org>
+" Maintainer: ObserverOfTime <chrono...@disroot.org> (invalid)
" Filenames: .gitattributes, *.git/info/attributes
" Last Change: 2022 Sep 09

diff --git a/runtime/syntax/gitignore.vim b/runtime/syntax/gitignore.vim
index 8e6d098ac..38b2b6241 100644
--- a/runtime/syntax/gitignore.vim
+++ b/runtime/syntax/gitignore.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: git ignore
-" Maintainer: ObserverOfTime <chrono...@disroot.org>
+" Maintainer: ObserverOfTime <chrono...@disroot.org> (invalid)
" Filenames: .gitignore, *.git/info/exclude
" Last Change: 2022 Sep 10

diff --git a/runtime/syntax/gkrellmrc.vim b/runtime/syntax/gkrellmrc.vim
index f005ca2dc..e226bcd2f 100644
--- a/runtime/syntax/gkrellmrc.vim
+++ b/runtime/syntax/gkrellmrc.vim
@@ -1,7 +1,7 @@
" Vim syntax file
" This is a GENERATED FILE. Please always refer to source file at the URI below.
" Language: gkrellm theme files `gkrellmrc'
-" Maintainer: David Ne {c}as (Yeti) <ye...@physics.muni.cz>
+" Maintainer: David Ne {c}as (Yeti) <ye...@physics.muni.cz> (invalid)
" Last Change: 2003-04-30
" URL: http://trific.ath.cx/Ftp/vim/syntax/gkrellmrc.vim

diff --git a/runtime/syntax/grads.vim b/runtime/syntax/grads.vim
index 50be14bb2..150119a61 100644
--- a/runtime/syntax/grads.vim
+++ b/runtime/syntax/grads.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: grads (GrADS scripts)
-" Maintainer: Stefan Fronzek (sfronzek at gmx dot net)
+" Maintainer: Stefan Fronzek (sfronzek at gmx dot net) (invalid)
" Last change: 13 Feb 2004

" Grid Analysis and Display System (GrADS); http://grads.iges.org/grads
diff --git a/runtime/syntax/groff.vim b/runtime/syntax/groff.vim
index c076c8d97..d5e19acf3 100644
--- a/runtime/syntax/groff.vim
+++ b/runtime/syntax/groff.vim
@@ -1,6 +1,6 @@
" VIM syntax file
" Language: groff
-" Maintainer: John Marshall <jmar...@hey.com>
+" Maintainer: John Marshall <jmar...@hey.com> (invalid)
" Previous Maintainer: Pedro Alejandro López-Valencia <palo...@gmail.com>
" Last Change: 2003-05-08-12:41:13 GMT-5.

diff --git a/runtime/syntax/gtkrc.vim b/runtime/syntax/gtkrc.vim
index 9c1bc2abb..cf6b657f4 100644
--- a/runtime/syntax/gtkrc.vim
+++ b/runtime/syntax/gtkrc.vim
@@ -1,7 +1,7 @@
" Vim syntax file
" This is a GENERATED FILE. Please always refer to source file at the URI below.
" Language: Gtk+ theme files `gtkrc'
-" Maintainer: David Ne {c}as (Yeti) <ye...@physics.muni.cz>
+" Maintainer: David Ne {c}as (Yeti) <ye...@physics.muni.cz> (invalid)
" Last Change: 2002-10-31
" URL: http://trific.ath.cx/Ftp/vim/syntax/gtkrc.vim

diff --git a/runtime/syntax/gyp.vim b/runtime/syntax/gyp.vim
index 14c07b872..12aa6310a 100644
--- a/runtime/syntax/gyp.vim
+++ b/runtime/syntax/gyp.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: GYP
-" Maintainer: ObserverOfTime <chrono...@disroot.org>
+" Maintainer: ObserverOfTime <chrono...@disroot.org> (invalid)
" Filenames: *.gyp,*.gypi
" Last Change: 2022 Sep 27

diff --git a/runtime/syntax/haskell.vim b/runtime/syntax/haskell.vim
index e71e1c807..bc3244fc3 100644
--- a/runtime/syntax/haskell.vim
+++ b/runtime/syntax/haskell.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Haskell
-" Maintainer: Haskell Cafe mailinglist <haskel...@haskell.org>
+" Maintainer: Haskell Cafe mailinglist <haskel...@haskell.org> (need to be subscribed to post)
" Last Change: 2024 Mar 28 by Enrico Maria De Angelis <enricomari...@gmail.com>
" 2025 Nov 20 by Vim Project: Allow spaces in backticks #18776
" Original Author: John Williams <j...@pobox.com>
diff --git a/runtime/syntax/help_ru.vim b/runtime/syntax/help_ru.vim
index d393405f9..7fb91eaab 100644
--- a/runtime/syntax/help_ru.vim
+++ b/runtime/syntax/help_ru.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Russian Vim program help files *.rux
-" Maintainer: Restorer, <rest...@mail2k.ru>
+" Maintainer: Restorer, <rest...@mail2k.ru> (invalid)
" Last Change: 2025 Jul 07
"

diff --git a/runtime/syntax/hex.vim b/runtime/syntax/hex.vim
index 35edf08e9..99fdd82d0 100644
--- a/runtime/syntax/hex.vim
+++ b/runtime/syntax/hex.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Intel HEX
-" Maintainer: Markus Heidelberg <markus.h...@web.de>
+" Maintainer: Markus Heidelberg <markus.h...@web.de> (invalid)
" Previous version: Sams Ricahrd <sa...@ping.at>
" Last Change: 2015 Feb 24

diff --git a/runtime/syntax/hostsaccess.vim b/runtime/syntax/hostsaccess.vim
index 7201816f4..0d88ce0b8 100644
--- a/runtime/syntax/hostsaccess.vim
+++ b/runtime/syntax/hostsaccess.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: hosts.deny, hosts.allow configuration files
-" Maintainer: Thilo Six <T....@gmx.de>
+" Maintainer: Thilo Six <T....@gmx.de> (invalid)
" Last Change: 2011 May 01
" Derived From: conf.vim
" Credits: Bram Moolenaar
diff --git a/runtime/syntax/htmlangular.vim b/runtime/syntax/htmlangular.vim
index 021e61f9b..7666614c7 100644
--- a/runtime/syntax/htmlangular.vim
+++ b/runtime/syntax/htmlangular.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Angular HTML template
-" Maintainer: Dennis van den Berg <den...@vdberg.dev>
+" Maintainer: Dennis van den Berg <den...@vdberg.dev> (invalid)
" Last Change: 2024 Aug 22

" quit when a syntax file was already loaded
diff --git a/runtime/syntax/htmlcheetah.vim b/runtime/syntax/htmlcheetah.vim
index 0721c76b4..9940b4b7a 100644
--- a/runtime/syntax/htmlcheetah.vim
+++ b/runtime/syntax/htmlcheetah.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: HTML with Cheetah tags
-" Maintainer: Max Ischenko <m...@ukr.net>
+" Maintainer: Max Ischenko <m...@ukr.net> (invalid)
" Last Change: 2003-05-11

" quit when a syntax file was already loaded
diff --git a/runtime/syntax/htmldjango.vim b/runtime/syntax/htmldjango.vim
index 07b1c375e..a22fbd37b 100644
--- a/runtime/syntax/htmldjango.vim
+++ b/runtime/syntax/htmldjango.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Django HTML template
-" Maintainer: Dave Hodder <d...@dmh.org.uk>
+" Maintainer: Dave Hodder <d...@dmh.org.uk> (invalid)
" Last Change: 2014 Jul 13

" quit when a syntax file was already loaded
diff --git a/runtime/syntax/htmlos.vim b/runtime/syntax/htmlos.vim
index b54ca7a92..048e232c5 100644
--- a/runtime/syntax/htmlos.vim
+++ b/runtime/syntax/htmlos.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: HTML/OS by Aestiva
-" Maintainer: Jason Rust <jr...@westmont.edu>
+" Maintainer: Jason Rust <jr...@westmont.edu> (invalid)
" URL: http://www.rustyparts.com/vim/syntax/htmlos.vim
" Info: http://www.rustyparts.com/scripts.php
" Last Change: 2003 May 11
diff --git a/runtime/syntax/ibasic.vim b/runtime/syntax/ibasic.vim
index 75e59419b..1b8dc3258 100644
--- a/runtime/syntax/ibasic.vim
+++ b/runtime/syntax/ibasic.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: ibasic
-" Maintainer: Mark Manning <mar...@airmail.net>
+" Maintainer: Mark Manning <mar...@airmail.net> (invalid)
" Originator: Allan Kelly <Allan...@ed.ac.uk>
" Created: 10/1/2006
" Updated: 10/21/2006
diff --git a/runtime/syntax/initng.vim b/runtime/syntax/initng.vim
index 959c79a17..37ec58908 100644
--- a/runtime/syntax/initng.vim
+++ b/runtime/syntax/initng.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: initng .i files
-" Maintainer: Elan Ruusamäe <gl...@pld-linux.org>
+" Maintainer: Elan Ruusamäe <gl...@pld-linux.org> (invalid)
" URL: http://glen.alkohol.ee/pld/initng/
" License: GPL v2
" Version: 0.13
diff --git a/runtime/syntax/ishd.vim b/runtime/syntax/ishd.vim
index 3c468e361..8898f9e60 100644
--- a/runtime/syntax/ishd.vim
+++ b/runtime/syntax/ishd.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: InstallShield Script
-" Maintainer: Robert M. Cortopassi <cort...@mindspring.com>
+" Maintainer: Robert M. Cortopassi <cort...@mindspring.com> (invalid)
" Last Change: 2001 May 09

" quit when a syntax file was already loaded
diff --git a/runtime/syntax/iss.vim b/runtime/syntax/iss.vim
index 212c0f6db..8ec516ac6 100644
--- a/runtime/syntax/iss.vim
+++ b/runtime/syntax/iss.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Inno Setup File (iss file) and My InnoSetup extension
-" Maintainer: Jason Mills (jmi...@cs.mun.ca)
+" Maintainer: Jason Mills (jmi...@cs.mun.ca) (invalid)
" Previous Maintainer: Dominique Stéphan (domi...@mggen.com)
" Last Change: 2023 Jan 26
"
diff --git a/runtime/syntax/ist.vim b/runtime/syntax/ist.vim
index e34edac27..f60400b68 100644
--- a/runtime/syntax/ist.vim
+++ b/runtime/syntax/ist.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Makeindex style file, *.ist
-" Maintainer: Peter Meszaros <pmes...@effice.hu>
+" Maintainer: Peter Meszaros <pmes...@effice.hu> (invalid)
" Last Change: 2012 Jan 08 by Thilo Six

" quit when a syntax file was already loaded
diff --git a/runtime/syntax/j.vim b/runtime/syntax/j.vim
index a694cb2f1..f3191db53 100644
--- a/runtime/syntax/j.vim
+++ b/runtime/syntax/j.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: J
-" Maintainer: David Bürgin <dbue...@gluet.ch>
+" Maintainer: David Bürgin <dbue...@gluet.ch> (invalid)
" URL: https://gitlab.com/glts/vim-j
" Last Change: 2019-11-12

diff --git a/runtime/syntax/jal.vim b/runtime/syntax/jal.vim
index 460bc0175..d3a216278 100644
--- a/runtime/syntax/jal.vim
+++ b/runtime/syntax/jal.vim
@@ -2,7 +2,7 @@
" Language: JAL
" Version: 0.1
" Last Change: 2003 May 11
-" Maintainer: Mark Gross <ma...@thegnar.org>
+" Maintainer: Mark Gross <ma...@thegnar.org> (invalid)
" This is a syntax definition for the JAL language.
" It is based on the Source Forge compiler source code.
" https://sourceforge.net/projects/jal/
diff --git a/runtime/syntax/jam.vim b/runtime/syntax/jam.vim
index fc7f49d1f..f5823e443 100644
--- a/runtime/syntax/jam.vim
+++ b/runtime/syntax/jam.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: JAM
-" Maintainer: Ralf Lemke (ralf...@t-online.de)
+" Maintainer: Ralf Lemke (ralf...@t-online.de) (invalid)
" Last change: 2012 Jan 08 by Thilo Six

" quit when a syntax file was already loaded
diff --git a/runtime/syntax/jess.vim b/runtime/syntax/jess.vim
index 67d3715a3..7f2b69297 100644
--- a/runtime/syntax/jess.vim
+++ b/runtime/syntax/jess.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Jess
-" Maintainer: Paul Baleme <pba...@mail.com>
+" Maintainer: Paul Baleme <pba...@mail.com> (invalid)
" Last change: September 14, 2000
" Based on lisp.vim by : Dr. Charles E. Campbell, Jr.

diff --git a/runtime/syntax/jproperties.vim b/runtime/syntax/jproperties.vim
index 628c03097..dd86866bf 100644
--- a/runtime/syntax/jproperties.vim
+++ b/runtime/syntax/jproperties.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Java Properties resource file (*.properties[_*])
-" Maintainer: Simon Baldwin <sim...@sco.com>
+" Maintainer: Simon Baldwin <sim...@sco.com> (invalid)
" Last change: 26th Mar 2000

" =============================================================================
diff --git a/runtime/syntax/jsp.vim b/runtime/syntax/jsp.vim
index 1c3cc35a3..fb1f50376 100644
--- a/runtime/syntax/jsp.vim
+++ b/runtime/syntax/jsp.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: JSP (Java Server Pages)
-" Maintainer: Rafael Garcia-Suarez <rgarci...@free.fr>
+" Maintainer: Rafael Garcia-Suarez <rgarci...@free.fr> (invalid)
" URL: http://rgarciasuarez.free.fr/vim/syntax/jsp.vim
" Last change: 2004 Feb 02
" Credits : Patch by Darren Greaves (recognizes <jsp:...> tags)
diff --git a/runtime/syntax/kdl.vim b/runtime/syntax/kdl.vim
index 97e8f93b6..cf66bccfd 100644
--- a/runtime/syntax/kdl.vim
+++ b/runtime/syntax/kdl.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: KDL
-" Maintainer: Aram Drevekenin <ar...@poor.dev>
+" Maintainer: Aram Drevekenin <ar...@poor.dev> (invalid)
" Maintainer: Yinzuo Jiang <jiang...@foxmail.com>
" Latest Revision: 2024-06-16

diff --git a/runtime/syntax/kix.vim b/runtime/syntax/kix.vim
index dd7437836..467d6ad7a 100644
--- a/runtime/syntax/kix.vim
+++ b/runtime/syntax/kix.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: KixTart 95, Kix2001 Windows script language http://kixtart.org/
-" Maintainer: Richard Howarth <rhow...@sgb.co.uk>
+" Maintainer: Richard Howarth <rhow...@sgb.co.uk> (invalid)
" Last Change: 2003 May 11
" URL: http://www.howsoft.demon.co.uk/

diff --git a/runtime/syntax/kwt.vim b/runtime/syntax/kwt.vim
index ecda5bb98..120776ef2 100644
--- a/runtime/syntax/kwt.vim
+++ b/runtime/syntax/kwt.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: kimwitu++
-" Maintainer: Michael Piefel <ent...@piefel.de>
+" Maintainer: Michael Piefel <ent...@piefel.de> (invalid)
" Last Change: 2 May 2001

" quit when a syntax file was already loaded
diff --git a/runtime/syntax/lace.vim b/runtime/syntax/lace.vim
index 9a83851f2..1ecea0691 100644
--- a/runtime/syntax/lace.vim
+++ b/runtime/syntax/lace.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: lace
-" Maintainer: Jocelyn Fiat <util...@eiffel.com>
+" Maintainer: Jocelyn Fiat <util...@eiffel.com> (invalid)
" Last Change: 2001 May 09

" Copyright Interactive Software Engineering, 1998
diff --git a/runtime/syntax/ldif.vim b/runtime/syntax/ldif.vim
index 576e4c023..b1e2b6d2f 100644
--- a/runtime/syntax/ldif.vim
+++ b/runtime/syntax/ldif.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: LDAP LDIF
-" Maintainer: Zak Johnson <za...@nox.cx>
+" Maintainer: Zak Johnson <za...@nox.cx> (invalid)
" Last Change: 2003-12-30

" quit when a syntax file was already loaded
diff --git a/runtime/syntax/lf.vim b/runtime/syntax/lf.vim
index 0910bbd3b..e2d92752a 100644
--- a/runtime/syntax/lf.vim
+++ b/runtime/syntax/lf.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: lf file manager configuration file (lfrc)
-" Maintainer: Andis Sprinkis <an...@sprinkis.com>
+" Maintainer: Andis Sprinkis <an...@sprinkis.com> (invalid)
" Former Maintainer: Cameron Wright
" URL: https://github.com/andis-sprinkis/lf-vim
" Last Change: 26 Oct 2025
diff --git a/runtime/syntax/lhaskell.vim b/runtime/syntax/lhaskell.vim
index cf1f126a3..d6cbc8c96 100644
--- a/runtime/syntax/lhaskell.vim
+++ b/runtime/syntax/lhaskell.vim
@@ -2,7 +2,7 @@
" Language: Haskell with literate comments, Bird style,
" Markdown style, TeX style and plain text surrounding
" egin{code} nd{code} blocks
-" Maintainer: Haskell Cafe mailinglist <haskel...@haskell.org>
+" Maintainer: Haskell Cafe mailinglist <haskel...@haskell.org> (need to be subscribed to post)
" Original Author: Arthur van Leeuwen <arth...@cs.uu.nl>
" Last Change: 2020 Feb 25
" Version: 1.05
diff --git a/runtime/syntax/lifelines.vim b/runtime/syntax/lifelines.vim
index ff4692888..3b5f27b0d 100644
--- a/runtime/syntax/lifelines.vim
+++ b/runtime/syntax/lifelines.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: LifeLines (v 3.0.62) <http://lifelines.sourceforge.net>
-" Maintainer: Patrick Texier <p.te...@orsennes.com>
+" Maintainer: Patrick Texier <p.te...@orsennes.com> (invalid)
" Location: <http://patrick.texier.free.fr/vim/syntax/lifelines.vim>
" Last Change: 2010 May 7

diff --git a/runtime/syntax/lnk.vim b/runtime/syntax/lnk.vim
index 45ca382ac..39618bd2b 100644
--- a/runtime/syntax/lnk.vim
+++ b/runtime/syntax/lnk.vim
@@ -2,7 +2,7 @@
" Language: TI linker command file
" Document: https://downloads.ti.com/docs/esd/SPRUI03A/Content/SPRUI03A_HTML/linker_description.html
" Document: https://software-dl.ti.com/ccs/esd/documents/sdto_cgt_Linker-Command-File-Primer.html
-" Maintainer: Wu, Zhenyu <wuzh...@ustc.edu>
+" Maintainer: Wu, Zhenyu <wuzh...@ustc.edu> (invalid)
" Last Change: 2024 Dec 31

if exists("b:current_syntax")
diff --git a/runtime/syntax/lnkmap.vim b/runtime/syntax/lnkmap.vim
index dc097f412..9bf0f804f 100644
--- a/runtime/syntax/lnkmap.vim
+++ b/runtime/syntax/lnkmap.vim
@@ -1,7 +1,7 @@
" Vim syntax file
" Language: TI Linker map
" Document: https://downloads.ti.com/docs/esd/SPRUI03A/Content/SPRUI03A_HTML/linker_description.html
-" Maintainer: Wu, Zhenyu <wuzh...@ustc.edu>
+" Maintainer: Wu, Zhenyu <wuzh...@ustc.edu> (invalid)
" Last Change: 2024 Dec 30

if exists("b:current_syntax")
diff --git a/runtime/syntax/lotos.vim b/runtime/syntax/lotos.vim
index 8262e1d9e..f46d5ab23 100644
--- a/runtime/syntax/lotos.vim
+++ b/runtime/syntax/lotos.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: LOTOS (Language Of Temporal Ordering Specifications, IS8807)
-" Maintainer: Daniel Amyot <dam...@csi.uottawa.ca>
+" Maintainer: Daniel Amyot <dam...@csi.uottawa.ca> (invalid)
" Last Change: Wed Aug 19 1998
" URL: http://lotos.csi.uottawa.ca/~damyot/vim/lotos.vim
" This file is an adaptation of pascal.vim by Mario Eusebio
diff --git a/runtime/syntax/lpc.vim b/runtime/syntax/lpc.vim
index 7d85fce8e..483236993 100644
--- a/runtime/syntax/lpc.vim
+++ b/runtime/syntax/lpc.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: LPC
-" Maintainer: Shizhu Pan <po...@mudbuilder.net>
+" Maintainer: Shizhu Pan <po...@mudbuilder.net> (invalid)
" URL: http://poet.tomud.com/pub/lpc.vim.bz2
" Last Change: 2016 Aug 31
" Comments: If you are using Vim 6.2 or later, see :h lpc.vim for
diff --git a/runtime/syntax/lsl.vim b/runtime/syntax/lsl.vim
index 3b2baa06c..2ab67c4ef 100644
--- a/runtime/syntax/lsl.vim
+++ b/runtime/syntax/lsl.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Linden Scripting Language
-" Maintainer: Timo Frenay <ti...@frenay.net>
+" Maintainer: Timo Frenay <ti...@frenay.net> (invalid)
" Last Change: 2012 Apr 30

" Quit when a syntax file was already loaded
diff --git a/runtime/syntax/lss.vim b/runtime/syntax/lss.vim
index eceaf7567..6f75986d3 100644
--- a/runtime/syntax/lss.vim
+++ b/runtime/syntax/lss.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Lynx 2.7.1 style file
-" Maintainer: Scott Bigham <d...@killerbunnies.org>
+" Maintainer: Scott Bigham <d...@killerbunnies.org> (invalid)
" Last Change: 2004 Oct 06

" quit when a syntax file was already loaded
diff --git a/runtime/syntax/lyrics.vim b/runtime/syntax/lyrics.vim
index 48a5b1171..c1169c1c0 100644
--- a/runtime/syntax/lyrics.vim
+++ b/runtime/syntax/lyrics.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: LyRiCs
-" Maintainer: ObserverOfTime <chrono...@disroot.org>
+" Maintainer: ObserverOfTime <chrono...@disroot.org> (invalid)
" Filenames: *.lrc
" Last Change: 2025 Jan 13

diff --git a/runtime/syntax/m17ndb.vim b/runtime/syntax/m17ndb.vim
index 8d63e6f91..355c4f42a 100644
--- a/runtime/syntax/m17ndb.vim
+++ b/runtime/syntax/m17ndb.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: m17n database
-" Maintainer: David Mandelberg <da...@mandelberg.org>
+" Maintainer: David Mandelberg <da...@mandelberg.org> (invalid)
" Last Change: 2025 Feb 21
"
" https://www.nongnu.org/m17n/manual-en/m17nDBFormat.html describes the
diff --git a/runtime/syntax/mail.vim b/runtime/syntax/mail.vim
index 9beeba69e..5ef7e6259 100644
--- a/runtime/syntax/mail.vim
+++ b/runtime/syntax/mail.vim
@@ -1,7 +1,7 @@
" Vim syntax file
" Language: Mail file
" Previous Maintainer: Felix von Leitner <lei...@math.fu-berlin.de>
-" Maintainer: GI <a@b.c>, where a='gi1242+vim', b='gmail', c='com'
+" Maintainer: GI <a@b.c>, where a='gi1242+vim', b='gmail', c='com' (invalid)
" Last Change: Thu 25 Jan 2024 10:34:02 AM EST

" Quit when a syntax file was already loaded
diff --git a/runtime/syntax/make.vim b/runtime/syntax/make.vim
index 8af09954b..4636e5933 100644
--- a/runtime/syntax/make.vim
+++ b/runtime/syntax/make.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Makefile
-" Maintainer: Roland Hieber <rohieb+vi...@rohieb.name>, <https://github.com/rohieb>
+" Maintainer: Roland Hieber <rohieb+vi...@rohieb.name> (invalid), <https://github.com/rohieb>
" Previous Maintainer: Claudio Fleiner <cla...@fleiner.com>
" URL: https://github.com/vim/vim/blob/master/runtime/syntax/make.vim
" Last Change: 2022 Nov 06
diff --git a/runtime/syntax/man.vim b/runtime/syntax/man.vim
index dfbb35a70..bb2d2220f 100644
--- a/runtime/syntax/man.vim
+++ b/runtime/syntax/man.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Man page
-" Maintainer: Jason Franklin <v...@justemail.net>
+" Maintainer: Jason Franklin <v...@justemail.net> (invalid)
" Previous Maintainer: SungHyun Nam <gow...@gmail.com>
" Previous Maintainer: Gautam H. Mudunuri <gmud...@informatica.com>
" Version Info:
diff --git a/runtime/syntax/mason.vim b/runtime/syntax/mason.vim
index e1638ece7..cfc027801 100644
--- a/runtime/syntax/mason.vim
+++ b/runtime/syntax/mason.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Mason (Perl embedded in HTML)
-" Maintainer: vim-perl <vim-...@googlegroups.com>
+" Maintainer: vim-perl <vim-...@googlegroups.com> (need to be subscribed to post)
" Homepage: https://github.com/vim-perl/vim-perl
" Bugs/requests: https://github.com/vim-perl/vim-perl/issues
" License: Vim License (see :help license)
diff --git a/runtime/syntax/master.vim b/runtime/syntax/master.vim
index f89c5b2f1..5de74e31f 100644
--- a/runtime/syntax/master.vim
+++ b/runtime/syntax/master.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Focus Master File
-" Maintainer: Rob Brady <ro...@datatone.com>
+" Maintainer: Rob Brady <ro...@datatone.com> (invalid)
" Last Change: $Date: 2004/06/13 15:54:03 $
" URL: http://www.datatone.com/~robb/vim/syntax/master.vim
" $Revision: 1.1 $
diff --git a/runtime/syntax/matlab.vim b/runtime/syntax/matlab.vim
index 520280980..01e8fd3f6 100644
--- a/runtime/syntax/matlab.vim
+++ b/runtime/syntax/matlab.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Matlab
-" Maintainer: Alex Burka <v...@alexburka.com>
+" Maintainer: Alex Burka <v...@alexburka.com> (invalid)
" Credits: Preben 'Peppe' Guldberg <pepp...@wielders.org>
" Maurizio Tranchero - maurizio(.)tranchero(@)gmail(.)com
" Original author: Mario Eusebio
diff --git a/runtime/syntax/mgp.vim b/runtime/syntax/mgp.vim
index 722780455..2127bc01b 100644
--- a/runtime/syntax/mgp.vim
+++ b/runtime/syntax/mgp.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: mgp - MaGic Point
-" Maintainer: Gerfried Fuchs <al...@ist.org>
+" Maintainer: Gerfried Fuchs <al...@ist.org> (invalid)
" Filenames: *.mgp
" Last Change: 25 Apr 2001
" URL: http://alfie.ist.org/vim/syntax/mgp.vim
diff --git a/runtime/syntax/mib.vim b/runtime/syntax/mib.vim
index 6062d50bc..ef06369a2 100644
--- a/runtime/syntax/mib.vim
+++ b/runtime/syntax/mib.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Vim syntax file for SNMPv1 and SNMPv2 MIB and SMI files
-" Maintainer: Martin Smat <ms...@post.cz>
+" Maintainer: Martin Smat <ms...@post.cz> (invalid)
" Original Author: David Pascoe <pasc...@spamcop.net>
" Written: Wed Jan 28 14:37:23 GMT--8:00 1998
" Last Changed: Mon Mar 23 2010
diff --git a/runtime/syntax/mma.vim b/runtime/syntax/mma.vim
index 802cbe553..94360ac5b 100644
--- a/runtime/syntax/mma.vim
+++ b/runtime/syntax/mma.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Mathematica
-" Maintainer: steve layland <lay...@wolfram.com>
+" Maintainer: steve layland <lay...@wolfram.com> (invalid)
" Last Change: 2012 Feb 03 by Thilo Six
" 2024 May 24 by Riley Bruins <rib...@gmail.com> (remove 'commentstring')
" Source: http://members.wri.com/layland/vim/syntax/mma.vim
diff --git a/runtime/syntax/mmix.vim b/runtime/syntax/mmix.vim
index 0590767f2..f506e9bd5 100644
--- a/runtime/syntax/mmix.vim
+++ b/runtime/syntax/mmix.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: MMIX
-" Maintainer: Dirk Hüsken, <hue...@informatik.uni-tuebingen.de>
+" Maintainer: Dirk Hüsken, <hue...@informatik.uni-tuebingen.de> (invalid)
" Last Change: 2012 Jun 01
" (Dominique Pelle added @Spell)
" Filenames: *.mms
diff --git a/runtime/syntax/modsim3.vim b/runtime/syntax/modsim3.vim
index ce3503340..99e680c8c 100644
--- a/runtime/syntax/modsim3.vim
+++ b/runtime/syntax/modsim3.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Modsim III, by compuware corporation (www.compuware.com)
-" Maintainer: Philipp Jocham <fl...@sbox.tu-graz.ac.at>
+" Maintainer: Philipp Jocham <fl...@sbox.tu-graz.ac.at> (invalid)
" Extension: *.mod
" Last Change: 2001 May 10
"
diff --git a/runtime/syntax/modula2/opt/iso.vim b/runtime/syntax/modula2/opt/iso.vim
index 5bd24f688..ba58ab60d 100644
--- a/runtime/syntax/modula2/opt/iso.vim
+++ b/runtime/syntax/modula2/opt/iso.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Modula-2 (ISO)
-" Maintainer: B.Kowarsch <trij...@moc.liamg>
+" Maintainer: B.Kowarsch <trij...@moc.liamg> (invalid)
" Last Change: 2016 August 22

" ----------------------------------------------------
diff --git a/runtime/syntax/modula2/opt/pim.vim b/runtime/syntax/modula2/opt/pim.vim
index 1626db91c..e9b836288 100644
--- a/runtime/syntax/modula2/opt/pim.vim
+++ b/runtime/syntax/modula2/opt/pim.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Modula-2 (PIM)
-" Maintainer: B.Kowarsch <trij...@moc.liamg>
+" Maintainer: B.Kowarsch <trij...@moc.liamg> (invalid)
" Last Change: 2016 August 22

" ----------------------------------------------------
diff --git a/runtime/syntax/modula2/opt/r10.vim b/runtime/syntax/modula2/opt/r10.vim
index 5172be54c..e0675ecc2 100644
--- a/runtime/syntax/modula2/opt/r10.vim
+++ b/runtime/syntax/modula2/opt/r10.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Modula-2 (R10)
-" Maintainer: B.Kowarsch <trij...@moc.liamg>
+" Maintainer: B.Kowarsch <trij...@moc.liamg> (invalid)
" Last Change: 2020 June 18 (moved repository from bb to github)

" ----------------------------------------------------
diff --git a/runtime/syntax/mojo.vim b/runtime/syntax/mojo.vim
index b7dae24a1..933f39fe8 100644
--- a/runtime/syntax/mojo.vim
+++ b/runtime/syntax/mojo.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Mojo
-" Maintainer: Mahmoud Abduljawad <m...@mahmoudajawad.com>
+" Maintainer: Mahmoud Abduljawad <m...@mahmoudajawad.com> (invalid)
" Last Change: 2023 Sep 09
" Credits: Mahmoud Abduljawad <m...@mahmoudajawad.com>
" Neil Schemenauer <n...@python.ca>
diff --git a/runtime/syntax/monk.vim b/runtime/syntax/monk.vim
index 3af810173..01c6a7016 100644
--- a/runtime/syntax/monk.vim
+++ b/runtime/syntax/monk.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Monk (See-Beyond Technologies)
-" Maintainer: Mike Litherland <lit...@ccf.org>
+" Maintainer: Mike Litherland <lit...@ccf.org> (invalid)
" Last Change: 2012 Feb 03 by Thilo Six

" This syntax file is good enough for my needs, but others
diff --git a/runtime/syntax/moo.vim b/runtime/syntax/moo.vim
index 6f2dd59e8..14f279c9d 100644
--- a/runtime/syntax/moo.vim
+++ b/runtime/syntax/moo.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: MOO
-" Maintainer: Timo Frenay <ti...@frenay.net>
+" Maintainer: Timo Frenay <ti...@frenay.net> (invalid)
" Last Change: 2020 Oct 19
" Note: Requires Vim 6.0 or above

diff --git a/runtime/syntax/mrxvtrc.vim b/runtime/syntax/mrxvtrc.vim
index 2ef434d2b..3247ed970 100644
--- a/runtime/syntax/mrxvtrc.vim
+++ b/runtime/syntax/mrxvtrc.vim
@@ -1,7 +1,7 @@
" Description : Vim syntax file for mrxvtrc (for mrxvt-0.5.0 and up)
" Created : Wed 26 Apr 2006 01:20:53 AM CDT
" Modified : Thu 02 Feb 2012 08:37:45 PM EST
-" Maintainer : GI <a@b.c>, where a='gi1242+vim', b='gmail', c='com'
+" Maintainer : GI <a@b.c>, where a='gi1242+vim', b='gmail', c='com' (invalid)

" Quit when a syntax file was already loaded
if exists("b:current_syntax")
diff --git a/runtime/syntax/msidl.vim b/runtime/syntax/msidl.vim
index 57eaecaa4..de53459bf 100644
--- a/runtime/syntax/msidl.vim
+++ b/runtime/syntax/msidl.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: MS IDL (Microsoft dialect of Interface Description Language)
-" Maintainer: Vadim Zeitlin <va...@wxwindows.org>
+" Maintainer: Vadim Zeitlin <va...@wxwindows.org> (invalid)
" Last Change: 2012 Feb 12 by Thilo Six

" quit when a syntax file was already loaded
diff --git a/runtime/syntax/mss.vim b/runtime/syntax/mss.vim
index de95d1d2a..8b89ff1b1 100644
--- a/runtime/syntax/mss.vim
+++ b/runtime/syntax/mss.vim
@@ -3,7 +3,7 @@
" Maintainer: The Vim Project <https://github.com/vim/vim>
" Last Change: 2024 Oct 22
" Document: https://docs.amd.com/r/2020.2-English/ug1400-vitis-embedded/Microprocessor-Software-Specification-MSS
-" Maintainer: Wu, Zhenyu <wuzh...@ustc.edu>
+" Maintainer: Wu, Zhenyu <wuzh...@ustc.edu> (invalid)

if exists("b:current_syntax")
finish
diff --git a/runtime/syntax/mupad.vim b/runtime/syntax/mupad.vim
index df87ad14f..eb8cfbb48 100644
--- a/runtime/syntax/mupad.vim
+++ b/runtime/syntax/mupad.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: MuPAD source
-" Maintainer: Dave Silvia <dsi...@mchsi.com>
+" Maintainer: Dave Silvia <dsi...@mchsi.com> (invalid)
" Filenames: *.mu
" Date: 6/30/2004

diff --git a/runtime/syntax/mush.vim b/runtime/syntax/mush.vim
index efaae50ae..2760e7e17 100644
--- a/runtime/syntax/mush.vim
+++ b/runtime/syntax/mush.vim
@@ -1,5 +1,5 @@
" MUSHcode syntax file
-" Maintainer: Rick Bird <nv...@nveid.com>
+" Maintainer: Rick Bird <nv...@nveid.com> (invalid)
" Based on vim Syntax file by: Bek Oberin <goss...@tertius.net.au>
" Last Updated: Fri Nov 04 20:28:15 2005
"
diff --git a/runtime/syntax/muttrc.vim b/runtime/syntax/muttrc.vim
index 34ebc4f11..856a531c6 100644
--- a/runtime/syntax/muttrc.vim
+++ b/runtime/syntax/muttrc.vim
@@ -1,7 +1,7 @@
" Vim syntax file
" Language: Mutt setup files
" Original: Preben 'Peppe' Guldberg <pepp...@wielders.org>
-" Maintainer: Luna Celeste <lu...@unixpoet.dev>
+" Maintainer: Luna Celeste <lu...@unixpoet.dev> (invalid)
" Last Change: 14 Aug 2023
" 2025 May 19 re-include missing mutt Keywords #17344

diff --git a/runtime/syntax/named.vim b/runtime/syntax/named.vim
index 292d1b2bb..c76ac02f8 100644
--- a/runtime/syntax/named.vim
+++ b/runtime/syntax/named.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: BIND configuration file
-" Maintainer: Nick Hibma <ni...@van-laarhoven.org>
+" Maintainer: Nick Hibma <ni...@van-laarhoven.org> (invalid)
" Last Change: 2019 Oct 08
" Filenames: named.conf, rndc.conf
" Location: http://www.van-laarhoven.org/vim/syntax/named.vim
diff --git a/runtime/syntax/nastran.vim b/runtime/syntax/nastran.vim
index 239fd6e49..c0f797ad7 100644
--- a/runtime/syntax/nastran.vim
+++ b/runtime/syntax/nastran.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: NASTRAN input/DMAP
-" Maintainer: Tom Kowalski <t...@schaefferas.com>
+" Maintainer: Tom Kowalski <t...@schaefferas.com> (invalid)
" Last change: April 27, 2001
" Thanks to the authors and maintainers of fortran.vim.
" Since DMAP shares some traits with fortran, this syntax file
diff --git a/runtime/syntax/natural.vim b/runtime/syntax/natural.vim
index be529f2d8..32e2b1182 100644
--- a/runtime/syntax/natural.vim
+++ b/runtime/syntax/natural.vim
@@ -2,7 +2,7 @@
"
" Language: NATURAL
" Version: 2.1.0.5
-" Maintainer: Marko von Oppen <ma...@von-oppen.com>
+" Maintainer: Marko von Oppen <ma...@von-oppen.com> (invalid)
" Last Changed: 2012-02-05 18:50:43
" Support: http://www.von-oppen.com/

diff --git a/runtime/syntax/ncf.vim b/runtime/syntax/ncf.vim
index 0027fd4ef..4495623ea 100644
--- a/runtime/syntax/ncf.vim
+++ b/runtime/syntax/ncf.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Novell "NCF" Batch File
-" Maintainer: Jonathan J. Miner <mi...@doit.wisc.edu>
+" Maintainer: Jonathan J. Miner <mi...@doit.wisc.edu> (invalid)
" Last Change: Tue, 04 Sep 2001 16:20:33 CDT
" $Id: ncf.vim,v 1.1 2004/06/13 16:31:58 vimboss Exp $

diff --git a/runtime/syntax/neomuttlog.vim b/runtime/syntax/neomuttlog.vim
index 27f73493b..4dae33a2c 100644
--- a/runtime/syntax/neomuttlog.vim
+++ b/runtime/syntax/neomuttlog.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: NeoMutt log files
-" Maintainer: Richard Russon <ri...@flatcap.org>
+" Maintainer: Richard Russon <ri...@flatcap.org> (invalid)
" Last Change: 2024 Oct 12

" quit when a syntax file was already loaded
diff --git a/runtime/syntax/neomuttrc.vim b/runtime/syntax/neomuttrc.vim
index 815e160bb..3919c1d49 100644
--- a/runtime/syntax/neomuttrc.vim
+++ b/runtime/syntax/neomuttrc.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: NeoMutt setup files
-" Maintainer: Richard Russon <ri...@flatcap.org>
+" Maintainer: Richard Russon <ri...@flatcap.org> (invalid)
" Previous Maintainer: Guillaume Brogi <gui...@netcourrier.com>
" Last Change: 2024 Oct 12
" Original version based on syntax/muttrc.vim
diff --git a/runtime/syntax/ninja.vim b/runtime/syntax/ninja.vim
index a53567e58..be25f8eec 100644
--- a/runtime/syntax/ninja.vim
+++ b/runtime/syntax/ninja.vim
@@ -3,7 +3,7 @@
" http://ninja-build.org/manual.html
" Version: 1.5
" Last Change: 2018/04/05
-" Maintainer: Nicolas Weber <nicola...@gmx.de>
+" Maintainer: Nicolas Weber <nicola...@gmx.de> (invalid)
" Version 1.5 of this script is in the upstream vim repository and will be
" included in the next vim release. If you change this, please send your change
" upstream.
diff --git a/runtime/syntax/nix.vim b/runtime/syntax/nix.vim
index ef52cddf4..9d648a1a6 100644
--- a/runtime/syntax/nix.vim
+++ b/runtime/syntax/nix.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Nix
-" Maintainer: James Fleming <ja...@electronic-quill.net>
+" Maintainer: James Fleming <ja...@electronic-quill.net> (invalid)
" (Github username: equill)
" Original Author: Daiderd Jordan <dai...@gmail.com>
" Acknowledgement: Based on vim-nix maintained by Daiderd Jordan <dai...@gmail.com>
diff --git a/runtime/syntax/nqc.vim b/runtime/syntax/nqc.vim
index d09c106f9..88c519a10 100644
--- a/runtime/syntax/nqc.vim
+++ b/runtime/syntax/nqc.vim
@@ -1,7 +1,7 @@
" Vim syntax file
" Language: NQC - Not Quite C, for LEGO mindstorms
" NQC homepage: http://www.enteract.com/~dbaum/nqc/
-" Maintainer: Stefan Scherer <ste...@enotes.de>
+" Maintainer: Stefan Scherer <ste...@enotes.de> (invalid)
" Last Change: 2001 May 10
" URL: http://www.enotes.de/twiki/pub/Home/LegoMindstorms/nqc.vim
" Filenames: .nqc
diff --git a/runtime/syntax/nroff.vim b/runtime/syntax/nroff.vim
index fec966f33..15c819048 100644
--- a/runtime/syntax/nroff.vim
+++ b/runtime/syntax/nroff.vim
@@ -1,6 +1,6 @@
" VIM syntax file
" Language: nroff/groff
-" Maintainer: John Marshall <jmar...@hey.com>
+" Maintainer: John Marshall <jmar...@hey.com> (invalid)
" Previous Maintainer: Pedro Alejandro López-Valencia <palo...@gmail.com>
" Previous Maintainer: Jérôme Plût <Jerom...@ens.fr>
" Last Change: 2021 Mar 28
diff --git a/runtime/syntax/obj.vim b/runtime/syntax/obj.vim
index df4dbca5d..575cd28d8 100644
--- a/runtime/syntax/obj.vim
+++ b/runtime/syntax/obj.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: 3D wavefront's obj file
-" Maintainer: Vincent Berthoux <twin...@gmail.com>
+" Maintainer: Vincent Berthoux <twin...@gmail.com> (invalid)
" File Types: .obj (used in 3D)
" Last Change: 2010 May 18
"
diff --git a/runtime/syntax/objcpp.vim b/runtime/syntax/objcpp.vim
index f11e30744..67e12c7a5 100644
--- a/runtime/syntax/objcpp.vim
+++ b/runtime/syntax/objcpp.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Objective C++
-" Maintainer: Kazunobu Kuriyama <kazunobu...@nifty.com>
+" Maintainer: Kazunobu Kuriyama <kazunobu...@nifty.com> (invalid)
" Ex-Maintainer: Anthony Hodsdon <ahod...@fastmail.fm>
" Last Change: 2007 Oct 29

diff --git a/runtime/syntax/occam.vim b/runtime/syntax/occam.vim
index 01d139bd0..457166d9d 100644
--- a/runtime/syntax/occam.vim
+++ b/runtime/syntax/occam.vim
@@ -1,7 +1,7 @@
" Vim syntax file
" Language: occam
" Copyright: Fred Barnes <fr...@kent.ac.uk>, Mario Schweigler <ms...@kent.ac.uk>
-" Maintainer: Mario Schweigler <ms...@kent.ac.uk>
+" Maintainer: Mario Schweigler <ms...@kent.ac.uk> (invalid)
" Last Change: 24 May 2003

" quit when a syntax file was already loaded
diff --git a/runtime/syntax/omnimark.vim b/runtime/syntax/omnimark.vim
index 9b12d5ecd..31e8eb93b 100644
--- a/runtime/syntax/omnimark.vim
+++ b/runtime/syntax/omnimark.vim
@@ -1,7 +1,7 @@
vim9script
# Vim syntax file
# Language: OmniMark
-# Maintainer: Peter Kenny <kennype...@aleeas.com>
+# Maintainer: Peter Kenny <kennype...@aleeas.com> (invalid)
# Previous Maintainer: Paul Terray <mailto:ter...@4dconcept.fr>
# Last Change: 2025-03-23
# License: Vim (see :help license)
diff --git a/runtime/syntax/opencl.vim b/runtime/syntax/opencl.vim
index c237aa30f..b08569c02 100644
--- a/runtime/syntax/opencl.vim
+++ b/runtime/syntax/opencl.vim
@@ -1,7 +1,7 @@
" Vim syntax file
" Language: OpenCL
" Last Change: 2024 Nov 19
-" Maintainer: Wu, Zhenyu <wuzh...@ustc.edu>
+" Maintainer: Wu, Zhenyu <wuzh...@ustc.edu> (invalid)

if exists("b:current_syntax")
finish
diff --git a/runtime/syntax/openscad.vim b/runtime/syntax/openscad.vim
index 1e20c743c..161fbb050 100644
--- a/runtime/syntax/openscad.vim
+++ b/runtime/syntax/openscad.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: OpenSCAD
-" Maintainer: Niklas Adam <ad...@oddodd.org>
+" Maintainer: Niklas Adam <ad...@oddodd.org> (invalid)
" Last change: 2022-04-15
"
"
diff --git a/runtime/syntax/openvpn.vim b/runtime/syntax/openvpn.vim
index 02fd24bf3..e15d3a0cb 100644
--- a/runtime/syntax/openvpn.vim
+++ b/runtime/syntax/openvpn.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: OpenVPN
-" Maintainer: ObserverOfTime <chrono...@disroot.org>
+" Maintainer: ObserverOfTime <chrono...@disroot.org> (invalid)
" Filenames: *.ovpn
" Last Change: 2022 Oct 16

diff --git a/runtime/syntax/opl.vim b/runtime/syntax/opl.vim
index 8b66a5b34..d22b0a6cd 100644
--- a/runtime/syntax/opl.vim
+++ b/runtime/syntax/opl.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: OPL
-" Maintainer: Czo <Olivie...@lip6.fr>
+" Maintainer: Czo <Olivie...@lip6.fr> (invalid)
" Last Change: 2012 Feb 03 by Thilo Six
" $Id: opl.vim,v 1.1 2004/06/13 17:34:11 vimboss Exp $

diff --git a/runtime/syntax/ora.vim b/runtime/syntax/ora.vim
index ab091a2ee..0f055a5f8 100644
--- a/runtime/syntax/ora.vim
+++ b/runtime/syntax/ora.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Oracle config files (.ora) (Oracle 8i, ver. 8.1.5)
-" Maintainer: Sandor Kopanyi <sandor....@mailbox.hu>
+" Maintainer: Sandor Kopanyi <sandor....@mailbox.hu> (invalid)
" Url: <->
" Last Change: 2003 May 11

diff --git a/runtime/syntax/pccts.vim b/runtime/syntax/pccts.vim
index 780035798..931c48936 100644
--- a/runtime/syntax/pccts.vim
+++ b/runtime/syntax/pccts.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: PCCTS
-" Maintainer: Scott Bigham <d...@killerbunnies.org>
+" Maintainer: Scott Bigham <d...@killerbunnies.org> (invalid)
" Last Change: 10 Aug 1999

" quit when a syntax file was already loaded
diff --git a/runtime/syntax/perl.vim b/runtime/syntax/perl.vim
index 73f967a18..c5dced9b3 100644
--- a/runtime/syntax/perl.vim
+++ b/runtime/syntax/perl.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Perl
-" Maintainer: vim-perl <vim-...@googlegroups.com>
+" Maintainer: vim-perl <vim-...@googlegroups.com> (need to be subscribed to post)
" Homepage: https://github.com/vim-perl/vim-perl
" Bugs/requests: https://github.com/vim-perl/vim-perl/issues
" License: Vim License (see :help license)
diff --git a/runtime/syntax/pine.vim b/runtime/syntax/pine.vim
index aadf50be1..e507cf565 100644
--- a/runtime/syntax/pine.vim
+++ b/runtime/syntax/pine.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Pine (email program) run commands
-" Maintainer: David Pascoe <pasc...@spamcop.net>
+" Maintainer: David Pascoe <pasc...@spamcop.net> (invalid)
" Last Change: Thu Feb 27 10:18:48 WST 2003, update for pine 4.53

" quit when a syntax file was already loaded
diff --git a/runtime/syntax/plp.vim b/runtime/syntax/plp.vim
index 48dc4b249..2f9436372 100644
--- a/runtime/syntax/plp.vim
+++ b/runtime/syntax/plp.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: PLP (Perl in HTML)
-" Maintainer: Juerd <ju...@juerd.nl>
+" Maintainer: Juerd <ju...@juerd.nl> (invalid)
" Last Change: 2003 Apr 25
" Cloned From: aspperl.vim

diff --git a/runtime/syntax/pod.vim b/runtime/syntax/pod.vim
index 90c9b99a3..16189611f 100644
--- a/runtime/syntax/pod.vim
+++ b/runtime/syntax/pod.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Perl POD format
-" Maintainer: vim-perl <vim-...@googlegroups.com>
+" Maintainer: vim-perl <vim-...@googlegroups.com> (need to be subscribed to post)
" Previously: Scott Bigham <d...@killerbunnies.org>
" Homepage: https://github.com/vim-perl/vim-perl
" Bugs/requests: https://github.com/vim-perl/vim-perl/issues
diff --git a/runtime/syntax/poefilter.vim b/runtime/syntax/poefilter.vim
index 6561f7a70..3c819b532 100644
--- a/runtime/syntax/poefilter.vim
+++ b/runtime/syntax/poefilter.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: PoE item filter
-" Maintainer: ObserverOfTime <chrono...@disroot.org>
+" Maintainer: ObserverOfTime <chrono...@disroot.org> (invalid)
" Filenames: *.filter
" Last Change: 2023 Feb 10

diff --git a/runtime/syntax/pov.vim b/runtime/syntax/pov.vim
index 87b2aa580..c37cfe1a7 100644
--- a/runtime/syntax/pov.vim
+++ b/runtime/syntax/pov.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: PoV-Ray(tm) 3.7 Scene Description Language
-" Maintainer: David Necas (Yeti) <ye...@physics.muni.cz>
+" Maintainer: David Necas (Yeti) <ye...@physics.muni.cz> (invalid)
" Last Change: 2011-04-23
" 2025 Apr 21 by Vim Project (deprecate render and statistics #17177)

diff --git a/runtime/syntax/povini.vim b/runtime/syntax/povini.vim
index ac1f87875..73b54451f 100644
--- a/runtime/syntax/povini.vim
+++ b/runtime/syntax/povini.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: PoV-Ray(tm) 3.7 configuration/initialization files
-" Maintainer: David Necas (Yeti) <ye...@physics.muni.cz>
+" Maintainer: David Necas (Yeti) <ye...@physics.muni.cz> (invalid)
" Last Change: 2011-04-24
" Required Vim Version: 6.0

diff --git a/runtime/syntax/ppd.vim b/runtime/syntax/ppd.vim
index 6bd57f34e..793bc169d 100644
--- a/runtime/syntax/ppd.vim
+++ b/runtime/syntax/ppd.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: PPD (PostScript printer description) file
-" Maintainer: Bjoern Jacke <bja...@suse.de>
+" Maintainer: Bjoern Jacke <bja...@suse.de> (invalid)
" Last Change: 2001-10-06

" quit when a syntax file was already loaded
diff --git a/runtime/syntax/ppwiz.vim b/runtime/syntax/ppwiz.vim
index 514f8f36c..4bb5b8930 100644
--- a/runtime/syntax/ppwiz.vim
+++ b/runtime/syntax/ppwiz.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: PPWizard (preprocessor by Dennis Bareis)
-" Maintainer: Stefan Schwarzer <s.sch...@ndh.net>
+" Maintainer: Stefan Schwarzer <s.sch...@ndh.net> (invalid)
" URL: http://www.ndh.net/home/sschwarzer/download/ppwiz.vim
" Last Change: 2003 May 11
" Filename: ppwiz.vim
diff --git a/runtime/syntax/prescribe.vim b/runtime/syntax/prescribe.vim
index cd5ddbeed..0326f1c64 100644
--- a/runtime/syntax/prescribe.vim
+++ b/runtime/syntax/prescribe.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Kyocera PreScribe2e
-" Maintainer: Klaus Muth <kl...@hampft.de>
+" Maintainer: Klaus Muth <kl...@hampft.de> (invalid)
" URL: http://www.hampft.de/vim/syntax/prescribe.vim
" Last Change: 2005 Mar 04

diff --git a/runtime/syntax/procmail.vim b/runtime/syntax/procmail.vim
index 93f50fe9e..1e15d211c 100644
--- a/runtime/syntax/procmail.vim
+++ b/runtime/syntax/procmail.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Procmail definition file
-" Maintainer: Melchior FRANZ <mfr...@aon.at>
+" Maintainer: Melchior FRANZ <mfr...@aon.at> (invalid)
" Last Change: 2003 Aug 14
" Author: Sonia Heimann

diff --git a/runtime/syntax/progress.vim b/runtime/syntax/progress.vim
index 4b8f61287..e88829010 100644
--- a/runtime/syntax/progress.vim
+++ b/runtime/syntax/progress.vim
@@ -3,7 +3,7 @@
" Filename extensions: *.p (collides with Pascal),
" *.i (collides with assembler)
" *.w (collides with cweb)
-" Maintainer: Daniel Smith <dan...@rdnlsmith.com>
+" Maintainer: Daniel Smith <dan...@rdnlsmith.com> (invalid)
" Previous Maintainer: Philip Uren <philu...@ieee.org> Remove SPAXY spam block
" Contributors: Matthew Stickney <mtstick...@gmail.com>
" Chris Ruprecht <chris...@ruprecht.org>
diff --git a/runtime/syntax/psf.vim b/runtime/syntax/psf.vim
index 0971fe96b..90c9de7b8 100644
--- a/runtime/syntax/psf.vim
+++ b/runtime/syntax/psf.vim
@@ -1,7 +1,7 @@
" Vim syntax file
" Language: Software Distributor product specification file
" (POSIX 1387.2-1995).
-" Maintainer: Rex Barzee <rex_b...@hp.com>
+" Maintainer: Rex Barzee <rex_b...@hp.com> (invalid)
" Last change: 25 Apr 2001

" quit when a syntax file was already loaded
diff --git a/runtime/syntax/psl.vim b/runtime/syntax/psl.vim
index ff6e833bc..4854c5bdd 100644
--- a/runtime/syntax/psl.vim
+++ b/runtime/syntax/psl.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Property Specification Language (PSL)
-" Maintainer: Daniel Kho <danie...@logik.haus>
+" Maintainer: Daniel Kho <danie...@logik.haus> (invalid)
" Last Changed: 2021 Apr 17 by Daniel Kho

" quit when a syntax file was already loaded
diff --git a/runtime/syntax/ptcap.vim b/runtime/syntax/ptcap.vim
index 5db7bda89..0dc0b19f7 100644
--- a/runtime/syntax/ptcap.vim
+++ b/runtime/syntax/ptcap.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: printcap/termcap database
-" Maintainer: Haakon Riiser <hak...@fys.uio.no>
+" Maintainer: Haakon Riiser <hak...@fys.uio.no> (invalid)
" URL: http://folk.uio.no/hakonrk/vim/syntax/ptcap.vim
" Last Change: 2001 May 15

diff --git a/runtime/syntax/purifylog.vim b/runtime/syntax/purifylog.vim
index 2143d9fe2..4358c4697 100644
--- a/runtime/syntax/purifylog.vim
+++ b/runtime/syntax/purifylog.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: purify log files
-" Maintainer: Gautam H. Mudunuri <gmud...@informatica.com>
+" Maintainer: Gautam H. Mudunuri <gmud...@informatica.com> (invalid)
" Last Change: 2003 May 11

" quit when a syntax file was already loaded
diff --git a/runtime/syntax/pymanifest.vim b/runtime/syntax/pymanifest.vim
index 26bdf797e..aa902ad7e 100644
--- a/runtime/syntax/pymanifest.vim
+++ b/runtime/syntax/pymanifest.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: PyPA manifest
-" Maintainer: ObserverOfTime <chrono...@disroot.org>
+" Maintainer: ObserverOfTime <chrono...@disroot.org> (invalid)
" Filenames: MANIFEST.in
" Last Change: 2023 Aug 12

diff --git a/runtime/syntax/pyrex.vim b/runtime/syntax/pyrex.vim
index b86065897..e05b727be 100644
--- a/runtime/syntax/pyrex.vim
+++ b/runtime/syntax/pyrex.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Pyrex
-" Maintainer: Marco Barisione <marco...@people.it>
+" Maintainer: Marco Barisione <marco...@people.it> (invalid)
" URL: http://marcobari.altervista.org/pyrex_vim.html
" Last Change: 2009 Nov 09

diff --git a/runtime/syntax/radiance.vim b/runtime/syntax/radiance.vim
index c49e339a2..e649e7f1b 100644
--- a/runtime/syntax/radiance.vim
+++ b/runtime/syntax/radiance.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Radiance Scene Description
-" Maintainer: Georg Mischler <scho...@schorsch.com>
+" Maintainer: Georg Mischler <scho...@schorsch.com> (invalid)
" Last change: 26. April. 2001

" Radiance is a lighting simulation software package written
diff --git a/runtime/syntax/raku.vim b/runtime/syntax/raku.vim
index 1bf9b4994..c77dfb3a4 100644
--- a/runtime/syntax/raku.vim
+++ b/runtime/syntax/raku.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Raku
-" Maintainer: vim-perl <vim-...@googlegroups.com>
+" Maintainer: vim-perl <vim-...@googlegroups.com> (need to be subscribed to post)
" Homepage: https://github.com/Raku/vim-raku
" Bugs/requests: https://github.com/Raku/vim-raku/issues
" Last Change: 2021-04-16
diff --git a/runtime/syntax/rebol.vim b/runtime/syntax/rebol.vim
index a5d50c4ab..58e77180d 100644
--- a/runtime/syntax/rebol.vim
+++ b/runtime/syntax/rebol.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Rebol
-" Maintainer: Mike Williams <m...@eandem.co.uk>
+" Maintainer: Mike Williams <m...@eandem.co.uk> (invalid)
" Filenames: *.r
" Last Change: 27th June 2002
" URL: http://www.eandem.co.uk/mrw/vim
diff --git a/runtime/syntax/redif.vim b/runtime/syntax/redif.vim
index 365192284..06fd8b766 100644
--- a/runtime/syntax/redif.vim
+++ b/runtime/syntax/redif.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: ReDIF
-" Maintainer: Axel Castellane <axel.ca...@polytechnique.edu>
+" Maintainer: Axel Castellane <axel.ca...@polytechnique.edu> (invalid)
" Last Change: 2021 Jul 28
" Original Author: Axel Castellane
" Source: http://openlib.org/acmes/root/docu/redif_1.html
diff --git a/runtime/syntax/rexx.vim b/runtime/syntax/rexx.vim
index 360fc8ff9..25b4bed9c 100644
--- a/runtime/syntax/rexx.vim
+++ b/runtime/syntax/rexx.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Rexx
-" Maintainer: Thomas Geulig <geu...@nentec.de>
+" Maintainer: Thomas Geulig <geu...@nentec.de> (invalid)
" Last Change: 2012 Sep 14, added support for new ooRexx 4.0 features
" URL: http://www.geulig.de/vim/rexx.vim
" Special Thanks to Dan Sharp <dws...@hotmail.com> and Rony G. Flatscher
diff --git a/runtime/syntax/rib.vim b/runtime/syntax/rib.vim
index 0ee607122..6b3c10ba7 100644
--- a/runtime/syntax/rib.vim
+++ b/runtime/syntax/rib.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Renderman Interface Bytestream
-" Maintainer: Andrew Bromage <a...@spamcop.net>
+" Maintainer: Andrew Bromage <a...@spamcop.net> (invalid)
" Last Change: 2003 May 11
"

diff --git a/runtime/syntax/rnoweb.vim b/runtime/syntax/rnoweb.vim
index 749860a3f..4d9826958 100644
--- a/runtime/syntax/rnoweb.vim
+++ b/runtime/syntax/rnoweb.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: R noweb Files
-" Maintainer: Johannes Ranke <jra...@uni-bremen.de>
+" Maintainer: Johannes Ranke <jra...@uni-bremen.de> (invalid)
" Last Change: Thu Apr 05, 2018 11:06PM
" Version: 0.9.1
" Remarks: - This file is inspired by the proposal of
diff --git a/runtime/syntax/rust.vim b/runtime/syntax/rust.vim
index d5af6d7fb..f58f27db1 100644
--- a/runtime/syntax/rust.vim
+++ b/runtime/syntax/rust.vim
@@ -1,8 +1,8 @@
" Vim syntax file
" Language: Rust
" Maintainer: Patrick Walton <pcwa...@mozilla.com> (invalid)
-" Maintainer: Ben Blum <bb...@cs.cmu.edu>
-" Maintainer: Chris Morgan <m...@chrismorgan.info>
+" Maintainer: Ben Blum <bb...@cs.cmu.edu> (invalid)
+" Maintainer: Chris Morgan <m...@chrismorgan.info> (invalid)
" Last Change: 2023-09-11
" For bugs, patches and license go to https://github.com/rust-lang/rust.vim

diff --git a/runtime/syntax/samba.vim b/runtime/syntax/samba.vim
index e09643662..6055f7049 100644
--- a/runtime/syntax/samba.vim
+++ b/runtime/syntax/samba.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: samba configuration files (smb.conf)
-" Maintainer: Rafael Garcia-Suarez <rgarci...@free.fr>
+" Maintainer: Rafael Garcia-Suarez <rgarci...@free.fr> (invalid)
" URL: http://rgarciasuarez.free.fr/vim/syntax/samba.vim
" Last change: 2009 Aug 06
"
diff --git a/runtime/syntax/sdl.vim b/runtime/syntax/sdl.vim
index 7df38d195..a6660267c 100644
--- a/runtime/syntax/sdl.vim
+++ b/runtime/syntax/sdl.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: SDL
-" Maintainer: Michael Piefel <ent...@piefel.de>
+" Maintainer: Michael Piefel <ent...@piefel.de> (invalid)
" Last Change: 2 May 2001

" quit when a syntax file was already loaded
diff --git a/runtime/syntax/sgml.vim b/runtime/syntax/sgml.vim
index ed8fa8cf1..990188d71 100644
--- a/runtime/syntax/sgml.vim
+++ b/runtime/syntax/sgml.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: SGML
-" Maintainer: Johannes Zellner <joha...@zellner.org>
+" Maintainer: Johannes Zellner <joha...@zellner.org> (invalid)
" Last Change: Tue, 27 Apr 2004 15:05:21 CEST
" Filenames: *.sgml,*.sgm
" $Id: sgml.vim,v 1.1 2004/06/13 17:52:57 vimboss Exp $
diff --git a/runtime/syntax/sgmldecl.vim b/runtime/syntax/sgmldecl.vim
index 6c1cde15a..541a7af29 100644
--- a/runtime/syntax/sgmldecl.vim
+++ b/runtime/syntax/sgmldecl.vim
@@ -1,7 +1,7 @@
" Vim syntax file
" Language: SGML (SGML Declaration <!SGML ...>)
" Last Change: jueves, 28 de diciembre de 2000, 13:51:44 CLST
-" Maintainer: "Daniel A. Molina W." <si...@linux-chile.org>
+" Maintainer: "Daniel A. Molina W." <si...@linux-chile.org> (invalid)
" You can modify and maintain this file, in other case send comments
" the maintainer email address.

diff --git a/runtime/syntax/sicad.vim b/runtime/syntax/sicad.vim
index 20eb14cba..77536ce45 100644
--- a/runtime/syntax/sicad.vim
+++ b/runtime/syntax/sicad.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: SiCAD (procedure language)
-" Maintainer: Zsolt Branyiczky <zbran...@lmark.mgx.hu>
+" Maintainer: Zsolt Branyiczky <zbran...@lmark.mgx.hu> (invalid)
" Last Change: 2003 May 11
" URL: http://lmark.mgx.hu:81/download/vim/sicad.vim

diff --git a/runtime/syntax/simula.vim b/runtime/syntax/simula.vim
index 82f66d049..ae56f1abb 100644
--- a/runtime/syntax/simula.vim
+++ b/runtime/syntax/simula.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Simula
-" Maintainer: Haakon Riiser <hak...@fys.uio.no>
+" Maintainer: Haakon Riiser <hak...@fys.uio.no> (invalid)
" URL: http://folk.uio.no/hakonrk/vim/syntax/simula.vim
" Last Change: 2001 May 15

diff --git a/runtime/syntax/skill.vim b/runtime/syntax/skill.vim
index dd4c191b6..04155dc94 100644
--- a/runtime/syntax/skill.vim
+++ b/runtime/syntax/skill.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: SKILL
-" Maintainer: Toby Schaffer <jtsc...@eos.ncsu.edu>
+" Maintainer: Toby Schaffer <jtsc...@eos.ncsu.edu> (invalid)
" Comments: SKILL is a Lisp-like programming language for use in EDA
" tools from Cadence Design Systems. It allows you to have
" a programming environment within the Cadence environment
diff --git a/runtime/syntax/sl.vim b/runtime/syntax/sl.vim
index 1f6c84735..e2977f3fe 100644
--- a/runtime/syntax/sl.vim
+++ b/runtime/syntax/sl.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Renderman shader language
-" Maintainer: Dan Piponi <d...@tanelorn.demon.co.uk>
+" Maintainer: Dan Piponi <d...@tanelorn.demon.co.uk> (invalid)
" Last Change: 2001 May 09

" quit when a syntax file was already loaded
diff --git a/runtime/syntax/slang.vim b/runtime/syntax/slang.vim
index 53ede4dc5..2d7615675 100644
--- a/runtime/syntax/slang.vim
+++ b/runtime/syntax/slang.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: S-Lang
-" Maintainer: Jan Hlavacek <lah...@math.ohio-state.edu>
+" Maintainer: Jan Hlavacek <lah...@math.ohio-state.edu> (invalid)
" Last Change: 980216

" quit when a syntax file was already loaded
diff --git a/runtime/syntax/slice.vim b/runtime/syntax/slice.vim
index 3a57ece91..fd174da7b 100644
--- a/runtime/syntax/slice.vim
+++ b/runtime/syntax/slice.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Slice (ZeroC's Specification Language for Ice)
-" Maintainer: Morel Bodin <sli...@nym.hush.com>
+" Maintainer: Morel Bodin <sli...@nym.hush.com> (invalid)
" Last Change: 2005 Dec 03

" quit when a syntax file was already loaded
diff --git a/runtime/syntax/slrnsc.vim b/runtime/syntax/slrnsc.vim
index 9f51cad38..36c2b6a42 100644
--- a/runtime/syntax/slrnsc.vim
+++ b/runtime/syntax/slrnsc.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Slrn score file (based on slrn 0.9.8.0)
-" Maintainer: Preben 'Peppe' Guldberg <pe...@wielders.org>
+" Maintainer: Preben 'Peppe' Guldberg <pe...@wielders.org> (invalid)
" Last Change: 8 Oct 2004

" quit when a syntax file was already loaded
diff --git a/runtime/syntax/smcl.vim b/runtime/syntax/smcl.vim
index a5baa47e9..1f5a42d60 100644
--- a/runtime/syntax/smcl.vim
+++ b/runtime/syntax/smcl.vim
@@ -1,6 +1,6 @@
" smcl.vim -- Vim syntax file for smcl files.
" Language: SMCL -- Stata Markup and Control Language
-" Maintainer: Jeff Pitblado <jpit...@stata.com>
+" Maintainer: Jeff Pitblado <jpit...@stata.com> (invalid)
" Last Change: 26apr2006
" Version: 1.1.2

diff --git a/runtime/syntax/smil.vim b/runtime/syntax/smil.vim
index 4cf6e8471..2c00f96a3 100644
--- a/runtime/syntax/smil.vim
+++ b/runtime/syntax/smil.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: SMIL (Synchronized Multimedia Integration Language)
-" Maintainer: Herve Foucher <Herve....@helio.org>
+" Maintainer: Herve Foucher <Herve....@helio.org> (invalid)
" URL: http://www.helio.org/vim/syntax/smil.vim
" Last Change: 2012 Feb 03 by Thilo Six

diff --git a/runtime/syntax/smith.vim b/runtime/syntax/smith.vim
index b045d3b96..d89c3bb41 100644
--- a/runtime/syntax/smith.vim
+++ b/runtime/syntax/smith.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: SMITH
-" Maintainer: Rafal M. Sulejman <r...@poczta.onet.pl>
+" Maintainer: Rafal M. Sulejman <r...@poczta.onet.pl> (invalid)
" Last Change: 21.07.2000

" quit when a syntax file was already loaded
diff --git a/runtime/syntax/snnsnet.vim b/runtime/syntax/snnsnet.vim
index 9dc9e06e7..f92b62566 100644
--- a/runtime/syntax/snnsnet.vim
+++ b/runtime/syntax/snnsnet.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: SNNS network file
-" Maintainer: Davide Alberani <albe...@bigfoot.com>
+" Maintainer: Davide Alberani <albe...@bigfoot.com> (invalid)
" Last Change: 28 Apr 2001
" Version: 0.2
" URL: http://digilander.iol.it/alberanid/vim/syntax/snnsnet.vim
diff --git a/runtime/syntax/snnspat.vim b/runtime/syntax/snnspat.vim
index cb6e9c5bd..dcc747cce 100644
--- a/runtime/syntax/snnspat.vim
+++ b/runtime/syntax/snnspat.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: SNNS pattern file
-" Maintainer: Davide Alberani <albe...@bigfoot.com>
+" Maintainer: Davide Alberani <albe...@bigfoot.com> (invalid)
" Last Change: 2012 Feb 03 by Thilo Six
" Version: 0.2
" URL: http://digilander.iol.it/alberanid/vim/syntax/snnspat.vim
diff --git a/runtime/syntax/snnsres.vim b/runtime/syntax/snnsres.vim
index 2f19b67db..c1e59903d 100644
--- a/runtime/syntax/snnsres.vim
+++ b/runtime/syntax/snnsres.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: SNNS result file
-" Maintainer: Davide Alberani <albe...@bigfoot.com>
+" Maintainer: Davide Alberani <albe...@bigfoot.com> (invalid)
" Last Change: 28 Apr 2001
" Version: 0.2
" URL: http://digilander.iol.it/alberanid/vim/syntax/snnsres.vim
diff --git a/runtime/syntax/snobol4.vim b/runtime/syntax/snobol4.vim
index 11ce2e005..c836f3331 100644
--- a/runtime/syntax/snobol4.vim
+++ b/runtime/syntax/snobol4.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: SNOBOL4
-" Maintainer: Rafal Sulejman <r...@poczta.onet.pl>
+" Maintainer: Rafal Sulejman <r...@poczta.onet.pl> (invalid)
" Site: http://rms.republika.pl/vim/syntax/snobol4.vim
" Last change: : Thu, 25 Jan 2018 14:21:24 +0100
" Changes:
diff --git a/runtime/syntax/spajson.vim b/runtime/syntax/spajson.vim
index 78ade5f92..04a61a575 100644
--- a/runtime/syntax/spajson.vim
+++ b/runtime/syntax/spajson.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: SPA JSON
-" Maintainer: David Mandelberg <da...@mandelberg.org>
+" Maintainer: David Mandelberg <da...@mandelberg.org> (invalid)
" Last Change: 2025 Mar 22
"
" Based on parser code:
diff --git a/runtime/syntax/spec.vim b/runtime/syntax/spec.vim
index bbd6d395b..5ee7b9aeb 100644
--- a/runtime/syntax/spec.vim
+++ b/runtime/syntax/spec.vim
@@ -1,7 +1,7 @@
" Filename: spec.vim
" Purpose: Vim syntax file
" Language: SPEC: Build/install scripts for Linux RPM packages
-" Maintainer: Igor Gnatenko i.gnaten...@gmail.com
+" Maintainer: Igor Gnatenko i.gnaten...@gmail.com (invalid)
" Former Maintainer: Donovan Rebbechi elf...@panix.com (until March 2014)
" Last Change: 2020 May 25
" 2024 Sep 10 by Vim Project: add file triggers support, #15569
diff --git a/runtime/syntax/spice.vim b/runtime/syntax/spice.vim
index 306039bc7..83dbfccff 100644
--- a/runtime/syntax/spice.vim
+++ b/runtime/syntax/spice.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Spice circuit simulator input netlist
-" Maintainer: Noam Halevy <Noam.Halevy.motorola.com>
+" Maintainer: Noam Halevy <Noam....@motorola.com> (invalid)
" Last Change: 2012 Jun 01
" (Dominique Pelle added @Spell)
"
diff --git a/runtime/syntax/splint.vim b/runtime/syntax/splint.vim
index 8eba57d28..dd9baa458 100644
--- a/runtime/syntax/splint.vim
+++ b/runtime/syntax/splint.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: splint (C with lclint/splint Annotations)
-" Maintainer: Ralf Wildenhues <Ralf.Wi...@gmx.de>
+" Maintainer: Ralf Wildenhues <Ralf.Wi...@gmx.de> (invalid)
" Splint Home: http://www.splint.org/
" Last Change: $Date: 2004/06/13 20:08:47 $
" $Revision: 1.1 $
diff --git a/runtime/syntax/sqlj.vim b/runtime/syntax/sqlj.vim
index fd0f8f3d7..f099086d7 100644
--- a/runtime/syntax/sqlj.vim
+++ b/runtime/syntax/sqlj.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: sqlj
-" Maintainer: Andreas Fischbach <afi...@altavista.com>
+" Maintainer: Andreas Fischbach <afi...@altavista.com> (invalid)
" This file is based on sql.vim && java.vim (thanx)
" with a handful of additional sql words and still
" a subset of whatever standard
diff --git a/runtime/syntax/squid.vim b/runtime/syntax/squid.vim
index 186be91e6..9396577fe 100644
--- a/runtime/syntax/squid.vim
+++ b/runtime/syntax/squid.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Squid config file
-" Maintainer: Klaus Muth <kl...@hampft.de>
+" Maintainer: Klaus Muth <kl...@hampft.de> (invalid)
" Last Change: 2005 Jun 12
" URL: http://www.hampft.de/vim/syntax/squid.vim
" ThanksTo: Ilya Sher <iso...@mail.ru>,
diff --git a/runtime/syntax/srec.vim b/runtime/syntax/srec.vim
index 6ac22d906..fec4fb90b 100644
--- a/runtime/syntax/srec.vim
+++ b/runtime/syntax/srec.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Motorola S-Record
-" Maintainer: Markus Heidelberg <markus.h...@web.de>
+" Maintainer: Markus Heidelberg <markus.h...@web.de> (invalid)
" Last Change: 2015 Feb 24

" Each record (line) is built as follows:
diff --git a/runtime/syntax/srt.vim b/runtime/syntax/srt.vim
index 12fb264d8..a242da3a4 100644
--- a/runtime/syntax/srt.vim
+++ b/runtime/syntax/srt.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: SubRip
-" Maintainer: ObserverOfTime <chrono...@disroot.org>
+" Maintainer: ObserverOfTime <chrono...@disroot.org> (invalid)
" Filenames: *.srt
" Last Change: 2022 Sep 12

diff --git a/runtime/syntax/ssa.vim b/runtime/syntax/ssa.vim
index 3cfae816f..383e534f4 100644
--- a/runtime/syntax/ssa.vim
+++ b/runtime/syntax/ssa.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: SubStation Alpha
-" Maintainer: ObserverOfTime <chrono...@disroot.org>
+" Maintainer: ObserverOfTime <chrono...@disroot.org> (invalid)
" Filenames: *.ass,*.ssa
" Last Change: 2024 Apr 28

diff --git a/runtime/syntax/st.vim b/runtime/syntax/st.vim
index ffa7820fe..362ce40fc 100644
--- a/runtime/syntax/st.vim
+++ b/runtime/syntax/st.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Smalltalk
-" Maintainer: Arndt Hesse <he...@self.de>
+" Maintainer: Arndt Hesse <he...@self.de> (invalid)
" Last Change: 2012 Feb 12 by Thilo Six

" quit when a syntax file was already loaded
diff --git a/runtime/syntax/stata.vim b/runtime/syntax/stata.vim
index 29f5052eb..029effaa1 100644
--- a/runtime/syntax/stata.vim
+++ b/runtime/syntax/stata.vim
@@ -1,6 +1,6 @@
" stata.vim -- Vim syntax file for Stata do, ado, and class files.
" Language: Stata and/or Mata
-" Maintainer: Jeff Pitblado <jpit...@stata.com>
+" Maintainer: Jeff Pitblado <jpit...@stata.com> (invalid)
" Last Change: 26apr2006
" Version: 1.1.4

diff --git a/runtime/syntax/strace.vim b/runtime/syntax/strace.vim
index 20516a185..0f3e1887e 100644
--- a/runtime/syntax/strace.vim
+++ b/runtime/syntax/strace.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: strace output
-" Maintainer: David Necas (Yeti) <ye...@physics.muni.cz>
+" Maintainer: David Necas (Yeti) <ye...@physics.muni.cz> (invalid)
" Last Change: 2022 Jan 29

" Setup
diff --git a/runtime/syntax/svg.vim b/runtime/syntax/svg.vim
index 819b5ec98..394a22709 100644
--- a/runtime/syntax/svg.vim
+++ b/runtime/syntax/svg.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: SVG (Scalable Vector Graphics)
-" Maintainer: Vincent Berthoux <twin...@gmail.com>
+" Maintainer: Vincent Berthoux <twin...@gmail.com> (invalid)
" File Types: .svg (used in Web and vector programs)
"
" Directly call the xml syntax, because SVG is an XML
diff --git a/runtime/syntax/swayconfig.vim b/runtime/syntax/swayconfig.vim
index 5dd9760f5..5afd8a20d 100644
--- a/runtime/syntax/swayconfig.vim
+++ b/runtime/syntax/swayconfig.vim
@@ -1,7 +1,7 @@
" Vim syntax file
" Language: sway config file
" Original Author: Josef Litos (litoj/i3config.vim)
-" Maintainer: James Eapen <james...@vai.org>
+" Maintainer: James Eapen <james...@vai.org> (invalid)
" Version: 1.2.7
" Last Change: 2025-12-02

diff --git a/runtime/syntax/swift.vim b/runtime/syntax/swift.vim
index ff07be29f..c668e2078 100644
--- a/runtime/syntax/swift.vim
+++ b/runtime/syntax/swift.vim
@@ -8,7 +8,7 @@
"
" Vim syntax file
" Language: swift
-" Maintainer: Joe Groff <jgr...@apple.com>
+" Maintainer: Joe Groff <jgr...@apple.com> (invalid)
" Last Change: 2018 Jan 21
"
" Vim maintainer: Emir SARI <biti...@me.com>
diff --git a/runtime/syntax/taskdata.vim b/runtime/syntax/taskdata.vim
index 63a8284ad..d5b545a49 100644
--- a/runtime/syntax/taskdata.vim
+++ b/runtime/syntax/taskdata.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: task data
-" Maintainer: John Florian <jflo...@doubledog.org>
+" Maintainer: John Florian <jflo...@doubledog.org> (invalid)
" Updated: Wed Jul 8 19:46:20 EDT 2009


diff --git a/runtime/syntax/tasm.vim b/runtime/syntax/tasm.vim
index b8b5e6992..0ac5fa303 100644
--- a/runtime/syntax/tasm.vim
+++ b/runtime/syntax/tasm.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: TASM: turbo assembler by Borland
-" Maintainer: FooLman of United Force <foo...@bigfoot.com>
+" Maintainer: FooLman of United Force <foo...@bigfoot.com> (invalid)
" Last Change: 2012 Feb 03 by Thilo Six, and 2018 Nov 27.

" quit when a syntax file was already loaded
diff --git a/runtime/syntax/tcl.vim b/runtime/syntax/tcl.vim
index 59cb04f70..e4cc25169 100644
--- a/runtime/syntax/tcl.vim
+++ b/runtime/syntax/tcl.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Tcl/Tk
-" Maintainer: Taylor Venable <tay...@metasyntax.net>
+" Maintainer: Taylor Venable <tay...@metasyntax.net> (invalid)
" (previously Brett Cannon <br...@python.org>)
" (previously Dean Copsey <cop...@cs.ucdavis.edu>)
" (previously Matt Neumann <mat...@purpleturtle.com>)
diff --git a/runtime/syntax/texmf.vim b/runtime/syntax/texmf.vim
index d1268faff..da1692832 100644
--- a/runtime/syntax/texmf.vim
+++ b/runtime/syntax/texmf.vim
@@ -1,7 +1,7 @@
" Vim syntax file
" This is a GENERATED FILE. Please always refer to source file at the URI below.
" Language: Web2C TeX texmf.cnf configuration file
-" Maintainer: David Ne {c}as (Yeti) <ye...@physics.muni.cz>
+" Maintainer: David Ne {c}as (Yeti) <ye...@physics.muni.cz> (invalid)
" Last Change: 2001-05-13
" URL: http://physics.muni.cz/~yeti/download/syntax/texmf.vim

diff --git a/runtime/syntax/tiasm.vim b/runtime/syntax/tiasm.vim
index c79596bdf..59467b966 100644
--- a/runtime/syntax/tiasm.vim
+++ b/runtime/syntax/tiasm.vim
@@ -1,7 +1,7 @@
" Vim syntax file
" Language: TI linear assembly language
" Document: https://downloads.ti.com/docs/esd/SPRUI03B/#SPRUI03B_HTML/assembler-description.html
-" Maintainer: Wu, Zhenyu <wuzh...@ustc.edu>
+" Maintainer: Wu, Zhenyu <wuzh...@ustc.edu> (invalid)
" Last Change: 2025 Jan 08

if exists("b:current_syntax")
diff --git a/runtime/syntax/trustees.vim b/runtime/syntax/trustees.vim
index 3a7d26e89..bd1cfbfeb 100644
--- a/runtime/syntax/trustees.vim
+++ b/runtime/syntax/trustees.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: trustees
-" Maintainer: Nima Talebi <ni...@it.net.au>
+" Maintainer: Nima Talebi <ni...@it.net.au> (invalid)
" Last Change: 2022 Jun 14

" quit when a syntax file was already loaded
diff --git a/runtime/syntax/tt2.vim b/runtime/syntax/tt2.vim
index 6826fb158..100eb6e6a 100644
--- a/runtime/syntax/tt2.vim
+++ b/runtime/syntax/tt2.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: TT2 (Perl Template Toolkit)
-" Maintainer: vim-perl <vim-...@googlegroups.com>
+" Maintainer: vim-perl <vim-...@googlegroups.com> (need to be subscribed to post)
" Author: Moriki, Atsushi <4wood...@gmail.com>
" Homepage: https://github.com/vim-perl/vim-perl
" Bugs/requests: https://github.com/vim-perl/vim-perl/issues
diff --git a/runtime/syntax/tt2html.vim b/runtime/syntax/tt2html.vim
index 8c223be70..f489182d5 100644
--- a/runtime/syntax/tt2html.vim
+++ b/runtime/syntax/tt2html.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: TT2 embedded with HTML
-" Maintainer: vim-perl <vim-...@googlegroups.com>
+" Maintainer: vim-perl <vim-...@googlegroups.com> (need to be subscribed to post)
" Author: Moriki, Atsushi <4wood...@gmail.com>
" Homepage: https://github.com/vim-perl/vim-perl
" Bugs/requests: https://github.com/vim-perl/vim-perl/issues
diff --git a/runtime/syntax/tt2js.vim b/runtime/syntax/tt2js.vim
index 52e5a3c54..b0d801030 100644
--- a/runtime/syntax/tt2js.vim
+++ b/runtime/syntax/tt2js.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: TT2 embedded with Javascript
-" Maintainer: Andy Lester <an...@petdance.com>
+" Maintainer: Andy Lester <an...@petdance.com> (invalid)
" Author: Yates, Peter <pd.y...@gmail.com>
" Homepage: https://github.com/vim-perl/vim-perl
" Bugs/requests: https://github.com/vim-perl/vim-perl/issues
diff --git a/runtime/syntax/uc.vim b/runtime/syntax/uc.vim
index 90d33396c..0d9deb8ff 100644
--- a/runtime/syntax/uc.vim
+++ b/runtime/syntax/uc.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: UnrealScript
-" Maintainer: Mark Ferrell <ma...@chaoticdreams.org>
+" Maintainer: Mark Ferrell <ma...@chaoticdreams.org> (invalid)
" URL: ftp://ftp.chaoticdreams.org/pub/ut/vim/uc.vim
" Credits: Based on the java.vim syntax file by Claudio Fleiner
" Last change: 2003 May 31
diff --git a/runtime/syntax/upstreamdat.vim b/runtime/syntax/upstreamdat.vim
index e3b415a4b..5515fead2 100644
--- a/runtime/syntax/upstreamdat.vim
+++ b/runtime/syntax/upstreamdat.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Innovation Data Processing upstream.dat file
-" Maintainer: Rob Owens <row...@fdrinnovation.com>
+" Maintainer: Rob Owens <row...@fdrinnovation.com> (invalid)
" Latest Revision: 2013-11-27

" Quit when a syntax file was already loaded
diff --git a/runtime/syntax/upstreaminstalllog.vim b/runtime/syntax/upstreaminstalllog.vim
index fb23fdcca..ff571cc80 100644
--- a/runtime/syntax/upstreaminstalllog.vim
+++ b/runtime/syntax/upstreaminstalllog.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Innovation Data Processing UPSTREAMInstall.log file
-" Maintainer: Rob Owens <row...@fdrinnovation.com>
+" Maintainer: Rob Owens <row...@fdrinnovation.com> (invalid)
" Latest Revision: 2013-06-17

" Quit when a syntax file was already loaded
diff --git a/runtime/syntax/upstreamlog.vim b/runtime/syntax/upstreamlog.vim
index 1439bdffe..0f6950508 100644
--- a/runtime/syntax/upstreamlog.vim
+++ b/runtime/syntax/upstreamlog.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Innovation Data Processing upstream.log file
-" Maintainer: Rob Owens <row...@fdrinnovation.com>
+" Maintainer: Rob Owens <row...@fdrinnovation.com> (invalid)
" Latest Revision: 2013-09-19

" Quit when a syntax file was already loaded
diff --git a/runtime/syntax/upstreamrpt.vim b/runtime/syntax/upstreamrpt.vim
index 21c25633a..8d9ec85e6 100644
--- a/runtime/syntax/upstreamrpt.vim
+++ b/runtime/syntax/upstreamrpt.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Innovation Data Processing upstream.rpt file
-" Maintainer: Rob Owens <row...@fdrinnovation.com>
+" Maintainer: Rob Owens <row...@fdrinnovation.com> (invalid)
" Latest Revision: 2014-03-13

" Quit when a syntax file was already loaded
diff --git a/runtime/syntax/urlshortcut.vim b/runtime/syntax/urlshortcut.vim
index f6cc3835a..eeaf2ee0d 100644
--- a/runtime/syntax/urlshortcut.vim
+++ b/runtime/syntax/urlshortcut.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: MS Windows URL shortcut file
-" Maintainer: ObserverOfTime <chrono...@disroot.org>
+" Maintainer: ObserverOfTime <chrono...@disroot.org> (invalid)
" LastChange: 2023-06-04

" Quit when a syntax file was already loaded.
diff --git a/runtime/syntax/usserverlog.vim b/runtime/syntax/usserverlog.vim
index 34a7e3dca..8e43a019e 100644
--- a/runtime/syntax/usserverlog.vim
+++ b/runtime/syntax/usserverlog.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Innovation Data Processing usserver.log file
-" Maintainer: Rob Owens <row...@fdrinnovation.com>
+" Maintainer: Rob Owens <row...@fdrinnovation.com> (invalid)
" Latest Revision: 2013-09-19

" Quit when a syntax file was already loaded
diff --git a/runtime/syntax/usw2kagtlog.vim b/runtime/syntax/usw2kagtlog.vim
index a112340d1..47379944c 100644
--- a/runtime/syntax/usw2kagtlog.vim
+++ b/runtime/syntax/usw2kagtlog.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Innovation Data Processing USW2KAgt.log file
-" Maintainer: Rob Owens <row...@fdrinnovation.com>
+" Maintainer: Rob Owens <row...@fdrinnovation.com> (invalid)
" Latest Revision: 2014-04-01

" Quit when a syntax file was already loaded
diff --git a/runtime/syntax/valgrind.vim b/runtime/syntax/valgrind.vim
index a9b4a8c8e..676de8eeb 100644
--- a/runtime/syntax/valgrind.vim
+++ b/runtime/syntax/valgrind.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Valgrind Memory Debugger Output
-" Maintainer: Roger Luethi <r...@hellgate.ch>
+" Maintainer: Roger Luethi <r...@hellgate.ch> (invalid)
" Program URL: http://devel-home.kde.org/~sewardj/
" Last Change: 2019 Jul 24
"
diff --git a/runtime/syntax/vdf.vim b/runtime/syntax/vdf.vim
index c690b706e..1e268c889 100644
--- a/runtime/syntax/vdf.vim
+++ b/runtime/syntax/vdf.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Valve Data Format
-" Maintainer: ObserverOfTime <chrono...@disroot.org>
+" Maintainer: ObserverOfTime <chrono...@disroot.org> (invalid)
" Filenames: *.vdf
" Last Change: 2022 Sep 15

diff --git a/runtime/syntax/vhdl.vim b/runtime/syntax/vhdl.vim
index 06fc2e795..a9d5f1923 100644
--- a/runtime/syntax/vhdl.vim
+++ b/runtime/syntax/vhdl.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: VHDL [VHSIC (Very High Speed Integrated Circuit) Hardware Description Language]
-" Maintainer: Daniel Kho <danie...@logik.haus>
+" Maintainer: Daniel Kho <danie...@logik.haus> (invalid)
" Previous Maintainer: Czo <Olivie...@lip6.fr>
" Credits: Stephan Hegel <stepha...@snc.siemens.com.cn>
" Last Changed: 2020 Apr 04 by Daniel Kho
diff --git a/runtime/syntax/virata.vim b/runtime/syntax/virata.vim
index 0ed54fa89..7bde1ffb8 100644
--- a/runtime/syntax/virata.vim
+++ b/runtime/syntax/virata.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Virata AConfig Configuration Script
-" Maintainer: Manuel M.H. Stol <mmh....@gmx.net>
+" Maintainer: Manuel M.H. Stol <mmh....@gmx.net> (invalid)
" Last Change: 2003 May 11
" Vim URL: http://www.vim.org/lang.html
" Virata URL: http://www.globespanvirata.com/
diff --git a/runtime/syntax/vmasm.vim b/runtime/syntax/vmasm.vim
index c5cbb1e3a..4ed816fd4 100644
--- a/runtime/syntax/vmasm.vim
+++ b/runtime/syntax/vmasm.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: (VAX) Macro Assembly
-" Maintainer: Tom Uijldert <tom.uijldert [at] cmg.nl>
+" Maintainer: Tom Uijldert <tom.uijldert [at] cmg.nl> (invalid)
" Last change: 2004 May 16
"
" This is incomplete. Feel free to contribute...
diff --git a/runtime/syntax/vsejcl.vim b/runtime/syntax/vsejcl.vim
index f32983623..c46f7c317 100644
--- a/runtime/syntax/vsejcl.vim
+++ b/runtime/syntax/vsejcl.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: JCL job control language - DOS/VSE
-" Maintainer: Davyd Ondrejko <david.o...@safelite.com>
+" Maintainer: Davyd Ondrejko <david.o...@safelite.com> (invalid)
" URL:
" Last change: 2001 May 10

diff --git a/runtime/syntax/wdiff.vim b/runtime/syntax/wdiff.vim
index d0afadff2..d621cd74c 100644
--- a/runtime/syntax/wdiff.vim
+++ b/runtime/syntax/wdiff.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: wDiff (wordwise diff)
-" Maintainer: Gerfried Fuchs <al...@ist.org>
+" Maintainer: Gerfried Fuchs <al...@ist.org> (invalid)
" Last Change: 25 Apr 2001
" URL: http://alfie.ist.org/vim/syntax/wdiff.vim
"
diff --git a/runtime/syntax/web.vim b/runtime/syntax/web.vim
index 54eebda39..53e26c626 100644
--- a/runtime/syntax/web.vim
+++ b/runtime/syntax/web.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: WEB
-" Maintainer: Andreas Scherer <andreas...@pobox.com>
+" Maintainer: Andreas Scherer <andreas...@pobox.com> (invalid)
" Last Change: April 30, 2001

" Details of the WEB language can be found in the article by Donald E. Knuth,
diff --git a/runtime/syntax/wml.vim b/runtime/syntax/wml.vim
index 73bf822e4..4a9ca459c 100644
--- a/runtime/syntax/wml.vim
+++ b/runtime/syntax/wml.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: WML - Website MetaLanguage
-" Maintainer: Gerfried Fuchs <al...@ist.org>
+" Maintainer: Gerfried Fuchs <al...@ist.org> (invalid)
" Filenames: *.wml
" Last Change: 07 Feb 2002
" URL: http://alfie.ist.org/software/vim/syntax/wml.vim
diff --git a/runtime/syntax/wsml.vim b/runtime/syntax/wsml.vim
index d01294caa..484143a4c 100644
--- a/runtime/syntax/wsml.vim
+++ b/runtime/syntax/wsml.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: WSML
-" Maintainer: Thomas Haselwanter <thomas.ha...@deri.org>
+" Maintainer: Thomas Haselwanter <thomas.ha...@deri.org> (invalid)
" URL: none
" Last Change: 2006 Apr 30

diff --git a/runtime/syntax/wvdial.vim b/runtime/syntax/wvdial.vim
index 035138b65..91cc899da 100644
--- a/runtime/syntax/wvdial.vim
+++ b/runtime/syntax/wvdial.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Configuration file for WvDial
-" Maintainer: Prahlad Vaidyanathan <sl...@vsnl.net>
+" Maintainer: Prahlad Vaidyanathan <sl...@vsnl.net> (invalid)
" Last Update: Mon, 15 Oct 2001 09:39:03 Indian Standard Time

" Quit if syntax file is already loaded
diff --git a/runtime/syntax/xcompose.vim b/runtime/syntax/xcompose.vim
index 3637b9f3b..b3bd8c566 100644
--- a/runtime/syntax/xcompose.vim
+++ b/runtime/syntax/xcompose.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: XCompose
-" Maintainer: ObserverOfTime <chrono...@disroot.org>
+" Maintainer: ObserverOfTime <chrono...@disroot.org> (invalid)
" Filenames: .XCompose, Compose
" Last Change: 2023 Nov 09

diff --git a/runtime/syntax/xdefaults.vim b/runtime/syntax/xdefaults.vim
index 7da5969cd..56d78bf6c 100644
--- a/runtime/syntax/xdefaults.vim
+++ b/runtime/syntax/xdefaults.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: X resources files like ~/.Xdefaults (xrdb)
-" Maintainer: Johannes Zellner <joha...@zellner.org>
+" Maintainer: Johannes Zellner <joha...@zellner.org> (invalid)
" Author and previous maintainer:
" Gautam H. Mudunuri <gmud...@informatica.com>
" Last Change: Di, 09 Mai 2006 23:10:23 CEST
diff --git a/runtime/syntax/xkb.vim b/runtime/syntax/xkb.vim
index 22be56d72..eb0c324de 100644
--- a/runtime/syntax/xkb.vim
+++ b/runtime/syntax/xkb.vim
@@ -1,7 +1,7 @@
" Vim syntax file
" This is a GENERATED FILE. Please always refer to source file at the URI below.
" Language: XKB (X Keyboard Extension) components
-" Maintainer: David Ne {c}as (Yeti) <ye...@physics.muni.cz>
+" Maintainer: David Ne {c}as (Yeti) <ye...@physics.muni.cz> (invalid)
" Last Change: 2020 Oct 18
" URL: http://trific.ath.cx/Ftp/vim/syntax/xkb.vim

diff --git a/runtime/syntax/xpm.vim b/runtime/syntax/xpm.vim
index 0cfdbe5aa..8a2c8af6b 100644
--- a/runtime/syntax/xpm.vim
+++ b/runtime/syntax/xpm.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: X Pixmap
-" Maintainer: Ronald Schild <r...@scutum.de>
+" Maintainer: Ronald Schild <r...@scutum.de> (invalid)
" Last Change: 2023 May 24
" Version: 5.4n.2
" Jemma Nelson added termguicolors support
diff --git a/runtime/syntax/xs.vim b/runtime/syntax/xs.vim
index 2145ede2d..90f8d3710 100644
--- a/runtime/syntax/xs.vim
+++ b/runtime/syntax/xs.vim
@@ -1,7 +1,7 @@
" Vim syntax file
" Language: XS (Perl extension interface language)
" Author: Autogenerated from perl headers, on an original basis of Michael W. Dodge <sa...@pobox.com>
-" Maintainer: vim-perl <vim-...@googlegroups.com>
+" Maintainer: vim-perl <vim-...@googlegroups.com> (need to be subscribed to post)
" Previous: Vincent Pit <pe...@profvince.com>
" Homepage: https://github.com/vim-perl/vim-perl
" Bugs/requests: https://github.com/vim-perl/vim-perl/issues
diff --git a/runtime/syntax/xsd.vim b/runtime/syntax/xsd.vim
index 5ba6b4499..2b04e36e6 100644
--- a/runtime/syntax/xsd.vim
+++ b/runtime/syntax/xsd.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: XSD (XML Schema)
-" Maintainer: Johannes Zellner <joha...@zellner.org>
+" Maintainer: Johannes Zellner <joha...@zellner.org> (invalid)
" Last Change: Tue, 27 Apr 2004 14:54:59 CEST
" Filenames: *.xsd
" $Id: xsd.vim,v 1.1 2004/06/13 18:20:48 vimboss Exp $
diff --git a/runtime/syntax/zathurarc.vim b/runtime/syntax/zathurarc.vim
index 32997c2d2..66a66a7a1 100644
--- a/runtime/syntax/zathurarc.vim
+++ b/runtime/syntax/zathurarc.vim
@@ -1,6 +1,6 @@
" Vim syntax file
" Language: Zathurarc
-" Maintainer: Wu, Zhenyu <wuzh...@ustc.edu>
+" Maintainer: Wu, Zhenyu <wuzh...@ustc.edu> (invalid)
" Documentation: https://pwmt.org/projects/zathura/documentation/
" Upstream: https://github.com/Freed-Wu/zathurarc.vim
" Latest Revision: 2024-09-16

[Christian Brabandt]

runtime: mark more invalid email addresses

Commit: https://github.com/vim/vim/commit/a025a46d4169587145fb54f04af349cd05cb6122
Author: Christian Brabandt <c...@256bit.org>
Date: Wed Dec 31 17:17:02 2025 +0000

runtime: mark more invalid email addresses

Signed-off-by: Christian Brabandt <c...@256bit.org>

diff --git a/runtime/autoload/hare.vim b/runtime/autoload/hare.vim
index 479b0f681..7d773100c 100644
--- a/runtime/autoload/hare.vim
+++ b/runtime/autoload/hare.vim
@@ -2,7 +2,7 @@ vim9script

# Helper functions for Hare.
# Language: Hare
-# Maintainer: Amelia Clarke <sel...@perilune.dev>
+# Maintainer: Amelia Clarke <sel...@perilune.dev> (invalid)
# Last Updated: 2025 Sep 06
# Upstream: https://git.sr.ht/~sircmpwn/hare.vim

diff --git a/runtime/compiler/hare.vim b/runtime/compiler/hare.vim
index 88f36a9e2..885a5c3bb 100644
--- a/runtime/compiler/hare.vim
+++ b/runtime/compiler/hare.vim
@@ -2,7 +2,7 @@ vim9script

# Vim compiler file.
# Compiler: Hare
-# Maintainer: Amelia Clarke <sel...@perilune.dev>
+# Maintainer: Amelia Clarke <sel...@perilune.dev> (invalid)
# Last Change: 2025 Sep 06
# Upstream: https://git.sr.ht/~sircmpwn/hare.vim

diff --git a/runtime/compiler/scdoc.vim b/runtime/compiler/scdoc.vim
index 364ddc179..374c0c302 100644
--- a/runtime/compiler/scdoc.vim
+++ b/runtime/compiler/scdoc.vim
@@ -1,6 +1,6 @@
" scdoc compiler for Vim
" Compiler: scdoc
-" Maintainer: Gregory Anders <con...@gpanders.com>
+" Maintainer: Gregory Anders <con...@gpanders.com> (invalid)
" Last Updated: 2019-10-24

" 2024 Apr 05 by The Vim Project (removed :CompilerSet definition)

" Upstream: https://github.com/gpanders/vim-scdoc
diff --git a/runtime/ftplugin/bitbake.vim b/runtime/ftplugin/bitbake.vim
index 4d50a7feb..a76d1ec7e 100644
--- a/runtime/ftplugin/bitbake.vim
+++ b/runtime/ftplugin/bitbake.vim

@@ -1,6 +1,6 @@
" Vim filetype plugin file

" Language: Bitbake
-" Maintainer: Gregory Anders <gr...@gpanders.com>
+" Maintainer: Gregory Anders <gr...@gpanders.com> (invalid)
" Repository: https://github.com/openembedded/bitbake
" Latest Revision: 2022-07-23

" 2024-05-23 by Riley Bruins <rib...@gmail.com> ('commentstring')

diff --git a/runtime/ftplugin/bp.vim b/runtime/ftplugin/bp.vim
index 5ddebe523..add48b2ea 100644
--- a/runtime/ftplugin/bp.vim
+++ b/runtime/ftplugin/bp.vim
@@ -1,6 +1,6 @@
" Blueprint build system filetype plugin file
" Language: Blueprint
-" Maintainer: Bruno BELANYI <brun...@belanyi.fr>
+" Maintainer: Bruno BELANYI <brun...@belanyi.fr> (invalid)
" Latest Revision: 2024-04-19

if exists("b:did_ftplugin")

diff --git a/runtime/ftplugin/fennel.vim b/runtime/ftplugin/fennel.vim
index 2a9623faf..42131f30a 100644
--- a/runtime/ftplugin/fennel.vim
+++ b/runtime/ftplugin/fennel.vim

@@ -1,6 +1,6 @@
" Vim filetype plugin file

" Language: Fennel
-" Maintainer: Gregory Anders <greg[NOSPAM]@gpanders.com>
+" Maintainer: Gregory Anders <greg[NOSPAM]@gpanders.com> (invalid)
" Last Update: 2023 Jun 9
" 2024 May 24 by Riley Bruins <rib...@gmail.com> ('commentstring')

diff --git a/runtime/ftplugin/hare.vim b/runtime/ftplugin/hare.vim
index eca1a7881..1db3e4af9 100644
--- a/runtime/ftplugin/hare.vim
+++ b/runtime/ftplugin/hare.vim
@@ -2,7 +2,7 @@ vim9script

# Vim filetype plugin.
# Language: Hare
-# Maintainer: Amelia Clarke <sel...@perilune.dev>
+# Maintainer: Amelia Clarke <sel...@perilune.dev> (invalid)
# Last Updated: 2025 Sep 06
# Upstream: https://git.sr.ht/~sircmpwn/hare.vim

diff --git a/runtime/ftplugin/haredoc.vim b/runtime/ftplugin/haredoc.vim
index ca66b0663..80c5ec90b 100644
--- a/runtime/ftplugin/haredoc.vim
+++ b/runtime/ftplugin/haredoc.vim
@@ -2,7 +2,7 @@ vim9script

# Vim filetype plugin.
# Language: Haredoc (Hare documentation format)
-# Maintainer: Amelia Clarke <sel...@perilune.dev>
+# Maintainer: Amelia Clarke <sel...@perilune.dev> (invalid)
# Last Updated: 2025 Sep 06
# Upstream: https://git.sr.ht/~sircmpwn/hare.vim

diff --git a/runtime/ftplugin/jjdescription.vim b/runtime/ftplugin/jjdescription.vim
index cc5d700a3..cba530a5c 100644
--- a/runtime/ftplugin/jjdescription.vim
+++ b/runtime/ftplugin/jjdescription.vim

@@ -1,6 +1,6 @@
" Vim filetype plugin

" Language: jj description
-" Maintainer: Gregory Anders <gr...@gpanders.com>
+" Maintainer: Gregory Anders <gr...@gpanders.com> (invalid)
" Last Change: 2024 May 8

if exists('b:did_ftplugin')

diff --git a/runtime/ftplugin/mbsync.vim b/runtime/ftplugin/mbsync.vim
index f2d13effb..70fcfafb1 100644
--- a/runtime/ftplugin/mbsync.vim
+++ b/runtime/ftplugin/mbsync.vim

@@ -1,6 +1,6 @@
" Vim filetype plugin file

" Language: mbsync configuration file
-" Maintainer: Pierrick Guillaume <pguil...@fymyte.com>
+" Maintainer: Pierrick Guillaume <pguil...@fymyte.com> (invalid)
" Last Change: 2025 Apr 13

if (exists('b:did_ftplugin'))
diff --git a/runtime/ftplugin/scdoc.vim b/runtime/ftplugin/scdoc.vim
index 8225e437a..f90eef1b5 100644
--- a/runtime/ftplugin/scdoc.vim
+++ b/runtime/ftplugin/scdoc.vim
@@ -1,5 +1,5 @@
" scdoc filetype plugin
-" Maintainer: Gregory Anders <con...@gpanders.com>
+" Maintainer: Gregory Anders <con...@gpanders.com> (invalid)
" Last Updated: 2022 May 09

" 2024 May 23 by Riley Bruins <rib...@gmail.com> ('commentstring')

" Upstream: https://github.com/gpanders/vim-scdoc
diff --git a/runtime/indent/fennel.vim b/runtime/indent/fennel.vim
index e12aa18a8..1d78b33cc 100644
--- a/runtime/indent/fennel.vim
+++ b/runtime/indent/fennel.vim

@@ -1,6 +1,6 @@
" Vim indent file

" Language: Fennel
-" Maintainer: Gregory Anders <greg[NOSPAM]@gpanders.com>
+" Maintainer: Gregory Anders <greg[NOSPAM]@gpanders.com> (invalid)
" Last Change: 2022 Apr 20

" Only load this indent file when no other was loaded.

diff --git a/runtime/indent/glsl.vim b/runtime/indent/glsl.vim
index 4ebee6065..123b43219 100644
--- a/runtime/indent/glsl.vim
+++ b/runtime/indent/glsl.vim
@@ -1,5 +1,5 @@
" Language: OpenGL Shading Language
-" Maintainer: Gregory Anders <gr...@gpanders.com>
+" Maintainer: Gregory Anders <gr...@gpanders.com> (invalid)
" Last Modified: 2024 Jul 21
" Upstream: https://github.com/tikhomirov/vim-glsl

diff --git a/runtime/indent/hare.vim b/runtime/indent/hare.vim
index 84496348a..e2cc00418 100644
--- a/runtime/indent/hare.vim
+++ b/runtime/indent/hare.vim
@@ -2,7 +2,7 @@ vim9script

# Vim indent file.
# Language: Hare
-# Maintainer: Amelia Clarke <sel...@perilune.dev>
+# Maintainer: Amelia Clarke <sel...@perilune.dev> (invalid)
# Last Change: 2025 Sep 06
# Upstream: https://git.sr.ht/~sircmpwn/hare.vim

diff --git a/runtime/indent/java.vim b/runtime/indent/java.vim
index 49f8010d2..f2c31f9af 100644
--- a/runtime/indent/java.vim
+++ b/runtime/indent/java.vim
@@ -1,7 +1,7 @@
" Vim indent file
" Language: Java
" Previous Maintainer: Toby Allsopp <toby.a...@peace.com>
-" Current Maintainer: Hong Xu <ho...@topbug.net>
+" Current Maintainer: Hong Xu <ho...@topbug.net> (invalid)
" Homepage: http://www.vim.org/scripts/script.php?script_id=3899
" https://github.com/xuhdev/indent-java.vim
" Last Change: 2016 Mar 7
diff --git a/runtime/syntax/dosini.vim b/runtime/syntax/dosini.vim
index e8212b6d2..f3c8a9244 100644
--- a/runtime/syntax/dosini.vim
+++ b/runtime/syntax/dosini.vim
@@ -3,7 +3,7 @@
" Version: 2.4
" Original Author: Sean M. McKee <mc...@misslink.net>
" Previous Maintainer: Nima Talebi <ni...@it.net.au>
-" Current Maintainer: Hong Xu <ho...@topbug.net>
+" Current Maintainer: Hong Xu <ho...@topbug.net> (invalid)
" Homepage: http://www.vim.org/scripts/script.php?script_id=3747
" Repository: https://github.com/xuhdev/syntax-dosini.vim
" Last Change: 2024 Sept 08
diff --git a/runtime/syntax/editorconfig.vim b/runtime/syntax/editorconfig.vim
index 7f75ab628..a88f3c5da 100644
--- a/runtime/syntax/editorconfig.vim
+++ b/runtime/syntax/editorconfig.vim

@@ -1,6 +1,6 @@
" Vim syntax file

" Language: EditorConfig
-" Maintainer: Gregory Anders <gr...@gpanders.com>
+" Maintainer: Gregory Anders <gr...@gpanders.com> (invalid)
" Last Change: 2023-07-20

if exists('b:current_syntax')

diff --git a/runtime/syntax/glsl.vim b/runtime/syntax/glsl.vim
index 06ffcba62..118465774 100644
--- a/runtime/syntax/glsl.vim
+++ b/runtime/syntax/glsl.vim
@@ -1,5 +1,5 @@
" Language: OpenGL Shading Language
-" Maintainer: Gregory Anders <gr...@gpanders.com>
+" Maintainer: Gregory Anders <gr...@gpanders.com> (invalid)
" Last Modified: 2024 Jul 21
" Upstream: https://github.com/tikhomirov/vim-glsl

diff --git a/runtime/syntax/hare.vim b/runtime/syntax/hare.vim
index 992b7b905..ec8d933f3 100644
--- a/runtime/syntax/hare.vim
+++ b/runtime/syntax/hare.vim
@@ -2,7 +2,7 @@ vim9script

# Vim syntax file.
# Language: Hare
-# Maintainer: Amelia Clarke <sel...@perilune.dev>
+# Maintainer: Amelia Clarke <sel...@perilune.dev> (invalid)
# Last Change: 2025 Sep 06
# Upstream: https://git.sr.ht/~sircmpwn/hare.vim

diff --git a/runtime/syntax/haredoc.vim b/runtime/syntax/haredoc.vim
index adf15bc3d..c04b19781 100644
--- a/runtime/syntax/haredoc.vim
+++ b/runtime/syntax/haredoc.vim
@@ -2,7 +2,7 @@ vim9script

# Vim syntax file.
# Language: Haredoc (Hare documentation format)
-# Maintainer: Amelia Clarke <sel...@perilune.dev>
+# Maintainer: Amelia Clarke <sel...@perilune.dev> (invalid)
# Last Change: 2025 Aug 14
# Upstream: https://git.sr.ht/~sircmpwn/hare.vim

diff --git a/runtime/syntax/jjdescription.vim b/runtime/syntax/jjdescription.vim
index bd1c6f22f..fb71934e7 100644
--- a/runtime/syntax/jjdescription.vim
+++ b/runtime/syntax/jjdescription.vim

@@ -1,6 +1,6 @@
" Vim syntax file

" Language: jj description
-" Maintainer: Gregory Anders <gr...@gpanders.com>
+" Maintainer: Gregory Anders <gr...@gpanders.com> (invalid)
" Last Change: 2024 May 8
" 2025 Apr 17 by Vim Project (don't require space to start comments, #17130)

diff --git a/runtime/syntax/mbsync.vim b/runtime/syntax/mbsync.vim
index 7275d65c7..98e6b74d6 100644
--- a/runtime/syntax/mbsync.vim
+++ b/runtime/syntax/mbsync.vim

@@ -1,6 +1,6 @@
" Vim syntax file

" Language: mbsyncrc
-" Maintainer: Pierrick Guillaume <pguil...@fymyte.com>
+" Maintainer: Pierrick Guillaume <pguil...@fymyte.com> (invalid)
" Last Change: 2025 Apr 13
" 2025 Jun 04 by Vim project: match TLSType configuration variable
"
diff --git a/runtime/syntax/pacmanlog.vim b/runtime/syntax/pacmanlog.vim
index 798b48f72..0e6ab8efa 100644
--- a/runtime/syntax/pacmanlog.vim
+++ b/runtime/syntax/pacmanlog.vim

@@ -1,6 +1,6 @@
" Vim syntax file

" Language: pacman.log
-" Maintainer: Ronan Pigott <ro...@rjp.ie>
+" Maintainer: Ronan Pigott <ro...@rjp.ie> (invalid)
" Last Change: 2023 Dec 04
" 2025 Apr 16 by Vim Project (set 'cpoptions' for line continuation, #17121)

diff --git a/runtime/syntax/scdoc.vim b/runtime/syntax/scdoc.vim
index 0180f3502..2812079ca 100644
--- a/runtime/syntax/scdoc.vim
+++ b/runtime/syntax/scdoc.vim
@@ -1,5 +1,5 @@
" Syntax file for scdoc files
-" Maintainer: Gregory Anders <con...@gpanders.com>
+" Maintainer: Gregory Anders <con...@gpanders.com> (invalid)
" Last Updated: 2022-05-09
" Upstream: https://github.com/gpanders/vim-scdoc

diff --git a/runtime/syntax/vue.vim b/runtime/syntax/vue.vim
index bad0e26c4..8159cd341 100644
--- a/runtime/syntax/vue.vim
+++ b/runtime/syntax/vue.vim

@@ -1,6 +1,6 @@
" Vim syntax file

" Language: Vue.js Single File Component
-" Maintainer: Ralph Giles <gi...@thaumas.net>
+" Maintainer: Ralph Giles <gi...@thaumas.net> (invalid)
" URL: https://vuejs.org/v2/guide/single-file-components.html
" Last Change: 2019 Jul 8