Head tracking app for games and flight simulation software
Open source clone of Theme Hospital
3D game engine/framework in C, with Luajit and Python bindings now
A nonsense activity generator
A pure Go game engine
cross-platform sound-playing package for C++ apps
ASCII SpaceInvaders, Pacman, Frogger
Sokoban with many families of puzzles provided.
Enigma is a puzzle game
Orx: Data-Driven Game Engine
3D slider puzzles for kids; helps teach solid geometry
3D OpenGL dungeon game using Ada: a tribute to Narbacular Drop
kid-friendly retro point & click 3D OpenGL "adventure" game
Klotsky class block slider puzzles.
FLTrator is a retro style scrolling arcade game using FLTK.
Engo is an open-source 2D game engine written in Go
DeSmuME is a Nintendo DS emulator
Joystick mapping for OSX
Character animation system for games and simulations.
Gets the critical information you need to succeed in League of Legends
Tangram game
Jetpac Clone, written in JavaScript, wrapped in a Mac App
Paintown is a 2d fighting game engine.
Cross platform 2D/3D game engine written in C++11 & OpenGL ES 2/3