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Jure Bagić, Roberto Ierusalimschy5

Jul 21

Similar issue with 'luaL_newmetatable' in I/O standard library

> Additionally, shouldn't 'lua_setupvalue' have 'api_checkpop' and not >

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Similar issue with 'luaL_newmetatable' in I/O standard library

> Additionally, shouldn't 'lua_setupvalue' have 'api_checkpop' and not >

Jul 21

Ali Rahbar, Roberto Ierusalimschy3

Jul 21

when multi threading,"luaL_dostring" crashes in Lua 5.4, but works fine in Lua 5.1

oh sorry. i mistakely sent the code. the code is wrong. On Tue, Jul 21, 2026 at 12:21 AM Roberto

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when multi threading,"luaL_dostring" crashes in Lua 5.4, but works fine in Lua 5.1

oh sorry. i mistakely sent the code. the code is wrong. On Tue, Jul 21, 2026 at 12:21 AM Roberto

Jul 21

Luiz Henrique de Figueiredo, … TopchetoEU12

Jul 18

Subject: [ANN] Lua 5.5.1 (rc1) now available

On Friday, 17 July 2026 22:38:36 EEST 'Martin Eden' via lua-l wrote: > On 2026-07-15 22:53

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Subject: [ANN] Lua 5.5.1 (rc1) now available

On Friday, 17 July 2026 22:38:36 EEST 'Martin Eden' via lua-l wrote: > On 2026-07-15 22:53

Jul 18

Stefano Cossu, … TopchetoEU4

Jul 17

Garbage collection of userdata inside userdata

Thanks, Sean. What you suggested worked. Initially I was hesitant to try it because I thought that

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Garbage collection of userdata inside userdata

Thanks, Sean. What you suggested worked. Initially I was hesitant to try it because I thought that

Jul 17

Sergey Bronnikov, … Roberto Ierusalimschy4

Jul 16

Unclear grammar for global in 5.5

> $ ./lua -e "global a; print()" > ./lua: (command line):1: variable 'print'

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Unclear grammar for global in 5.5

> $ ./lua -e "global a; print()" > ./lua: (command line):1: variable 'print'

Jul 16

mathew murphy, … Luiz Henrique de Figueiredo3

Jul 15

Policy on LLM-generated code?

> AFAIK the lua team doesn't have a clear contribution model at all, > other than sending

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Policy on LLM-generated code?

> AFAIK the lua team doesn't have a clear contribution model at all, > other than sending

Jul 15

Jul 15

[ANN] Lua Callgraph Generator (lcg)

Hello list, I want to announce my latest obsession of past three days -- callgraph generator.

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[ANN] Lua Callgraph Generator (lcg)

Hello list, I want to announce my latest obsession of past three days -- callgraph generator.

Jul 15

amine kheddache

Jul 15

Pterocos now mobile-friendly with Lua support – code in your browser

Hello Lua community, I wanted to share an update on Pterocos – a browser-based code editor that now

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Pterocos now mobile-friendly with Lua support – code in your browser

Hello Lua community, I wanted to share an update on Pterocos – a browser-based code editor that now

Jul 15

Ernestyna, … Jure Bagić11

Jul 13

variables with a space in them

Congrats, BTW at the top of my reply I meant to say "dynamic arrays" not "associative

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variables with a space in them

Congrats, BTW at the top of my reply I meant to say "dynamic arrays" not "associative

Jul 13

Martin Eden, … TopchetoEU4

Jul 13

Minor typo in error message

On Sunday, 12 July 2026 22:27:37 EEST Roberto Ierusalimschy wrote: > > In Lua 5.5 when you try

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Minor typo in error message

On Sunday, 12 July 2026 22:27:37 EEST Roberto Ierusalimschy wrote: > > In Lua 5.5 when you try

Jul 13

Sergey Bronnikov, … Roberto Ierusalimschy11

Jul 12

An heap-use-after-free is triggered in the insertkey()

> [...] > > Interesting bug. > > I guess we should call luaC_barrierback() directly

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An heap-use-after-free is triggered in the insertkey()

> [...] > > Interesting bug. > > I guess we should call luaC_barrierback() directly

Jul 12

Martin Eden, … Roberto Ierusalimschy6

Jul 10

Minor documentation inconsistency

> > > It seems like "global attnamelist" is also wrong in another way: When >

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Minor documentation inconsistency

> > > It seems like "global attnamelist" is also wrong in another way: When >

Jul 10

Jul 10

[ANN] clx 0.2.0 released

Hi, A month ago I announced clx and received a lot of useful feedback regarding GC, coroutines,

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[ANN] clx 0.2.0 released

Hi, A month ago I announced clx and received a lot of useful feedback regarding GC, coroutines,

Jul 10

Sewbacca, … Ką Mykolas18

Jul 7

Who is using modified Lua versions, what are they and why?

Cool, thanks! I'll give it a read! And yes, indeed, it's not necessary to modify the Lua

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Who is using modified Lua versions, what are they and why?

Cool, thanks! I'll give it a read! And yes, indeed, it's not necessary to modify the Lua

Jul 7

Jul 5

"How to prevent catastrophic regex? "redux

http://lua-users.org/lists/lua-l/2020-06/msg00083.html and the following thread discuss the ability

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"How to prevent catastrophic regex? "redux

http://lua-users.org/lists/lua-l/2020-06/msg00083.html and the following thread discuss the ability

Jul 5

Shivam Sharma, … Foster Schucker5

Jul 5

sheets — A high-performance C-backed CSV engine for Lua

I worked with a 117000 rows with all the employee data on a migration from System A -> B. A could

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sheets — A high-performance C-backed CSV engine for Lua

I worked with a 117000 rows with all the employee data on a migration from System A -> B. A could

Jul 5

Jun 28

Lockless multithreaded LuaJIT

Hello!! I've been working (alongside AI agents) on this fork of LuaJIT to add fully lockless

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Lockless multithreaded LuaJIT

Hello!! I've been working (alongside AI agents) on this fork of LuaJIT to add fully lockless

Jun 28

Calimero, … Francisco Olarte32

Jun 28

Replacing the "if" statement with an "if" expression which supersedes it

On Sun, 28 Jun 2026 at 15:07, 'Calimero' via lua-l <lu...@googlegroups.com> wrote: >

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Replacing the "if" statement with an "if" expression which supersedes it

On Sun, 28 Jun 2026 at 15:07, 'Calimero' via lua-l <lu...@googlegroups.com> wrote: >

Jun 28

samir...@luart.org, … David Given21

Jun 27

[ANN] CLX - Ahead-of-Time Lua 5.5 Compiler

Thanks for the feedback ! CLX currently uses ucontext on POSIX and Fibers on Windows for coroutines.

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[ANN] CLX - Ahead-of-Time Lua 5.5 Compiler

Thanks for the feedback ! CLX currently uses ucontext on POSIX and Fibers on Windows for coroutines.

Jun 27

Martin Eden, … Philippe Verdy3

Jun 25

[Proposal] Support "inf", "-inf" and "-nan" in tonumber()

IMHO these special formats returned by '%q' are just non-sense "hacks" (they target

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[Proposal] Support "inf", "-inf" and "-nan" in tonumber()

IMHO these special formats returned by '%q' are just non-sense "hacks" (they target

Jun 25

amine kheddache

Jun 24

[ANN] Pterocos - Lua Editor Updated with a New Design

Hello Lua community, I'm happy to announce an update to the Lua editor on Pterocos (https://

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[ANN] Pterocos - Lua Editor Updated with a New Design

Hello Lua community, I'm happy to announce an update to the Lua editor on Pterocos (https://

Jun 24

zde...@gmail.com

Jun 24

lua_pushfstring should support the "%.*s" format

Hi, Cheap substrings, embedded \0s, strings with explicit length - I'd like that. Can we have

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lua_pushfstring should support the "%.*s" format

Hi, Cheap substrings, embedded \0s, strings with explicit length - I'd like that. Can we have

Jun 24

amine kheddache, Björn Buckwalter3

Jun 20

[ANN] Pterocos - New Lua editor with live user chat (browser-based, no install)

Hello Bjorm the site should be accessible now normally there was bug consumes alot of resources on

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[ANN] Pterocos - New Lua editor with live user chat (browser-based, no install)

Hello Bjorm the site should be accessible now normally there was bug consumes alot of resources on

Jun 20

Jun 20

[ANN] Lua table serializer (lts), 2026-06

Ahoy list, I'm happy to announce end of rework of my Lua graph serializer. It's function to

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[ANN] Lua table serializer (lts), 2026-06

Ahoy list, I'm happy to announce end of rework of my Lua graph serializer. It's function to

Jun 20

H J, … Marc Balmer7

Jun 18

Parallel processes: multi-core, same CPU?

>> Thanks for your suggestions. >> AFAIK there are two candidates for parallel processing

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Parallel processes: multi-core, same CPU?

>> Thanks for your suggestions. >> AFAIK there are two candidates for parallel processing

Jun 18

Elemer Pixard, Denis Dos Santos Silva2

Jun 16

Proposal for a simple new auxiliary Lua API function

https://jdhao.github.io/2022/12/02/lua-variadic-arguments/ Em segunda-feira, 15 de junho de 2026 às

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Proposal for a simple new auxiliary Lua API function

https://jdhao.github.io/2022/12/02/lua-variadic-arguments/ Em segunda-feira, 15 de junho de 2026 às

Jun 16

Jun 16

[ANN] Lua code melder (lcm), 2026-06

Hello list, "Lua code melder" is command-line tool to compile multi-files Lua program into

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[ANN] Lua code melder (lcm), 2026-06

Hello list, "Lua code melder" is command-line tool to compile multi-files Lua program into

Jun 16

amine kheddache

Jun 15

[ANN] Dev.us.kg - A new Lua community forum for developers

Hello Lua community, I'm excited to announce the launch of **Dev.us.kg**, a new, free community

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[ANN] Dev.us.kg - A new Lua community forum for developers

Hello Lua community, I'm excited to announce the launch of **Dev.us.kg**, a new, free community

Jun 15

Jun 14

Re: to-be-closed: the case for terminating exceptions

I've revisited suppression of errors via to-be-closed vars and have a working prototype based on

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Re: to-be-closed: the case for terminating exceptions

I've revisited suppression of errors via to-be-closed vars and have a working prototype based on

Jun 14

Martin Eden, … ppp vvv6

Jun 14

[Oddity] _G in package.loaded

Does this also mean that it is not a good idea to use luaL_requiref(L, "_G", ...) to load

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[Oddity] _G in package.loaded

Does this also mean that it is not a good idea to use luaL_requiref(L, "_G", ...) to load

Jun 14

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