Homebrew development library for Nintendo 3DS/Horizon OS user mode
Xash3D FWGS engine
Create custom themes for the Nintendo Switch
An Open Source DOS emulator to run old DOS games
RTS game with the theme of Strategy by Design
A modern, cross-platform Quake game engine based on FitzQuake.
A cross-platform port of Hexen II game.
INSTEAD - Simple Text Adventure Interpreter.
0 A.D. is a free, open-source, cross-platform real-time strategy game.
A MUD client for Android, iOS, Linux, Mac OS X and Windows
Cross-platform real-time strategy game (3D)
General Purpose Engine for Graphic Adventures.
Warlock is a front end for Simutronics text-based games.
OpenGL port of the classic 6dof 3D shooter Descent
Crossfire RPG Game Weather Patch -- Now a branch on the official repo!
robotfindskitten: a Zen simulation
Ubuntu-based Linux Gaming OS
Free MMORPG
Typing Test (Only Linux OS supported)