Open Source C Games for MS-DOS

ZSNES is a SNES/Super Famicom emulator for x86 computers. It runs on Windows, MS-DOS and Linux/FreeBSD and supports mode 7, sound, Super FX, and a lot more.

Hammer of Thyrion (uHexen2) is a cross-platform port of Raven Software's Hexen II source. It is based on an older linux port, Anvil of Thyrion. HoT includes countless bug fixes, improved music, sound and video modes, opengl improvements, support for many operating systems and architectures, and documentation among many others.

A MAME and MESS port with an advanced video support for Arcade Monitors, TVs, and PC Monitors. It also contains a bootable Linux LiveCD/USB, a frontend with animated MNG/MP3 snapshots, a rom manager, and recompression utilities for compressed files.

FakeNES is a highly portable, Open Source NES and Famicom emulator. It runs on all modern operating systems and has an actively maintained DOS port for enthusiasts. Support for phones and other mobile platforms is under development. The majority of the project is entirely original code released under the zlib/libpng license. Contributed and third-party code is included under GNU licenses.

Star Trek 24/7: LCARS (Starfleet) GUI, full-screen alarm clock & calendar, games, utilities, sims, maps, graphical LCARS library, file manager, viewers, players, animation. Requires a HighColor/TrueColor DOS-based laptop w/ std. graphics & sound cards.

MyMan is a video game for color and monochrome text terminals in the genre of Namco's Pac-Man.

NewWolf is a conversion of a famous 3D action game: Wolf3D by ID software. The purpose of this project is to make a stable, extencible and portable 32bit version of Wolf engine. To allow users run it in different resolutions and on various platforms.

NetHack - Falcon's Eye enhances the classic roguelike game NetHack with isometric high-res graphics, digitized effects, symphonic music and an intuitive mouse-driven interface, yet retains all the original gameplay and features.

Nosefart plays NSF (NES sound format) files so you can listen to those old tunes without actually having to play the games. It runs in Linux, DOS/Windows, and as a plugin to various players, including Winamp and XMMS. It was mostly written by Matt Co

A console/text based chess program with XBoard/CECP and UCI API, available on all major platforms. You may need a graphical chess interface to use it. Please refer to README.md in the files section for installation instructions. The last stable release is 2.1.9 and has been released on 19/08/2025. Belofte 0.2.0 till 0.9.20 (c/c++): Xboard 1 & 2 (CECP) - Linux/Unix/(Windows) Belofte 2.1.1 and up (c++11) : UCI and Xboard 2 - Linux/Windows/Mac/Android/... For access to code, please clone the git repository. Compiles and Runs on 32/64 bit on Windows, Mac, Linux, Android (ARM/x86) and Raspberry. Released under GNU v2 license. (means free to copy, free to modify, free to use, ...) Works fine with Arena/Cutechess/BanksiaGui/Winboard/Xboard/...

A very special TETRIS clone, the Queen of Tetrises, the TETRIS Queen, with 50 levels, 30 musics, total support for 2 player, and two modes: classic & destructor (with bombs and mega-bombs), this and much more in one free game developed with Allegro lib.

CGUI - a gui lib for multiplatform

Rogue Clone IV is an open-source reproduction of everybody's favorite role-playing game: rogue. There are currently ports to 16-bit DOS and 32-bit Windows.

The KevEdit repo has moved to https://github.com/cknave/kevedit

The well-known KQ console-style RPG.

Evil Pandy 3D - an overhaul of Duke Nukem 3D using the source code provided by 3DRealms. The objective of is to improve upon the interface and gameplay, and to apply these changes to a new game in Duke style. -- It`s not a mullet. It`s a skullet.

Game Launcher is a cross platform, universal front end for emulators. The main goal is to provide a user interface that is easy to use and attractive, yet does not look like a traditional user interface. It should work with any emulator.

PSID64 is a program that converts PSID and RSID files into C64 executables. This allows users to play PSID and RSID files (originally used by the PlaySID program) on a real Commodore 64 computer or emulator such as VICE.

Kraptor is a classic shoot 'em up scroller game, where you must fight against tons of bad dudes. This is a full game with massive destruction, powerful weapons, and high speed action in varied levels. Works for Linux, DOS, Windows, QNX, Mac Os, etc..

RARS is the Robot Auto Racing Simulation, in which the drivers are robot programs. It is intended as a competition among programmers. It consists of a simulation of the physics of cars, a graphic display of the race, and a robot driver for each car.

SOSS - a chess pairing program. Features: enter result using bar codes, lots of configurable print outs, calculation of team competitions, administration of fees etc, adm. of leaders, multiple competitions in one event, html print outs.

Dos Doom with 3d floors, slopes, destructible architecture, demo compatibility 1.9, fast speed youtube https://goo.gl/pbNybV Requirements: 486DX, 4MB RAM Win95, 8MB Dos(run -ram8mb parm) https://goo.gl/agT2wc https://goo.gl/3EFVBg Recommended: 486DX4 100MHz, 16MB RAM https://goo.gl/IWGLkQ Run on Dos,Win9x, XP 7 32 bits, Dosbox Turbo Android requires Dosbox: Win 64bit or WinXP w/ some video drivers https://goo.gl/FE6rRF Bugs: command line needs one space after wad or other parm to work right: cdoom -file s4 -warp 1 save config fault sometimes, glitches in rendering slopes due to fixed point usage, line of sight bullets error on slopes,sprites in multi 3dfloors sometimes render wrong similar to duke nukem 3d quake heretic hexen vavoom zdoom gzdoom but not compatible,only doom2 doom run Thanks:id software for original doom code https://www.idsoftware.com MBF authors,Vladimir Arnost for muslib 1.80: http://www.fit.vutbr.cz/~arnost/welcome.html

Fortune displays random text messages that are intended to be fun. It uses the original fortune-mod text database, but has a user-friendly interface. You can download versions for Dos, Windows, Linux and a Java-version for any OS.

LMPC is a tool to manipulate games recordings (demos). Supported games are DOOM, DOOM ][, Heretic, Hexen, DukeNukem3D, Redneck Rampage, Quake, QuakeWorld, Quake2, and Quake III Arena.

Both BOR and OpenBOR ports for GP32 and also work being done to add support for DC and PSP for OpenBOR