comp.lang.asm.x86 - join
Bulletin Board and Q&A for x86 assembly language topics. (Moderated)
Low activity, 1573 subscribers, Usenet

comp.os.msdos.apps - join
Discussion of applications that run under MS-DOS.
Low activity, 66 subscribers, Usenet

comp.os.msdos.misc - join
Miscellaneous topics about MS-DOS machines.
Low activity, 133 subscribers, Usenet