osFree - open source Operating System/2 clone, usermode parts.

Watcom Disassembly Tool (wcdatool) - Tool to aid disassembling DOS applications created with the Watcom toolchain

Raster Master Sprite/Icon/Map editor for Windows 10/11 that generates putimage code and map code for Open Watcom, gcc, AmigaBASIC, Amiga C, Amiga Pascal ,QuickBasic, QB64, Quick C, Turbo Pascal, freepascal, Turbo C, Turbo Basic, Power Basic, FreeBASIC, GWBASIC, BASICA, PC-BASIC

Unofficial fork of https://www.brutman.com/mTCP supporting DOS build host

Conway's Game of Life written in Fortran 77 for FreeDOS

abSU game library

"Cat"-like utility for MS-DOS that supports Vietnamese in UTF-8.

itch.io DOS COM Jam September 2023

Descent (1995) by Parallax Software Corp.

Contains utilities to make it easier to work with the Open Watcom compiler in Ghidra

create testfiles with yarpgen and check compiled results. With TAP output

Simple tests, experiments and discoveries with 16-bit WinAPI. Let's say it's sort of a warm-up. :)

Mandelbrot in F77 for FreeDOS

Very simple patch of official BZip2 code, which compiles under Open Watcom for Win16

Simple Noter Client for 16-bit Windows

Very simple test 16-bit dynamic linked library.

Very simple testing program for test 16-bit DLL from another repo.

Very simple UTF-8 to codepage 1250 definition packed into DLL.