A free 3d game for PC that does not limit the player. Fight,Build,Gain
SDL based generic 2D game engine
Run STM32 with simple examples
A 16 bit style game on the 16-bit IBM XT.
SIMD macro assembler unified for ARM, MIPS, PPC and x86
a UCI chess engine
A MMOG engine of server
DOOM / Heretic / Hexen source port with enhanced graphics and UI
Commander Keen Interpreter
A customizable 3D platform for agent-based AI research
A homebrew video suite for game consoles
A fun realistic multiplayer free-and-open-source first-person-shooter!
MAME Android Emulator.
Cross-platform 2D and 3D game engine
A framework for developing emulators
Low-Level Game Engine for Retro Platforms
Moved to GitHub...
3D driving simulation based on Open Dynamics Engine
Game engine for playing tomb raider 1 - 5 levels.