The famous Intel 8080 CP/M 2.2 to Intel 8086/8088 MS-DOS assembly language translator.
WMake style makefiles and patches to build Lua 5.5 on Open Watcom 1.9 or later. This allows Lua to be cross-compiled for several legacy Operating Systems as far back as 16-bit DOS.
A little SDK for Windows 3.11 running on modern machines
Tiny MS-DOS TSR: bash-style TAB completion, command history and command-line editing for COMMAND.COM
Descent (1995) by Parallax Software Corp.
Windows 98 可用的 LLM 聊天客户端：直连 Anthropic/OpenAI，SSE 流式，中文界面。LLM chat client for Windows 98 - direct TLS (wolfSSL), streaming, Chinese/English UI, Open Watcom 2.0
The 1994 DOS game LineWars II, reconstructed in C from its shipped binary and held to the original by 41 test gates, 27 of which execute the 1994 machine code in an emulator. Builds with Open Watcom, runs in DOSBox-X. Freeware with the original author's permission.
LEFA | Game Engine write in C89
Vulkan cube Demo, but attempt to switch to the C89
DOS VESA Video Modes COM Dumper Tool
Minimal DOS program demonstrating INT 21h system calls, cross-compiled from Linux/Windows using Open Watcom and CMake
Database engine for 16-bit x86
Media file viewer for the 1992 Tandy/Memorex VIS — browse and play a CD's photos, OPL3 audio (WAV/MIDI) and Autodesk FLC video, the native Modular Windows way on an 80286.
Unofficial 16-bit real-mode MS-DOS builds of Info-ZIP Zip 3.0 and UnZip 6.0, with a reproducible cross-compile pipeline. Not an Info-ZIP release.
DOS C Programs and Utilities
DOS installer and settings manager for the PicoGUS ISA sound card emulator. Nice TUI, handles AUTOEXEC.BAT/CONFIG.SYS, covers all emulation modes.
A colorful VGA game launcher for MS-DOS with low-memory launching, AdLib music, MIDI support, and a CRT screen saver.
16-bit real mode code samples and test programs
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