Homebrew development library for Nintendo 3DS/Horizon OS user mode
Create custom themes for the Nintendo Switch
Xash3D FWGS engine
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.
Let it snow on your desktop
INSTEAD - Simple Text Adventure Interpreter.
MUD server, based on CircleMUD code, russificated
0 A.D. is a free, open-source, cross-platform real-time strategy game.
Horse racing simulation
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.
VenenuX's development and software contender
OpenGL port of the classic 6dof 3D shooter Descent
robotfindskitten: a Zen simulation