A planetarium software that shows a 3D simulation of the night sky
starrydb is game server engine
Android, DOS, FirefoxOS, Linux, MacOS and Windows all in one..
A Kingpin Mod - Blood Money 616
Minecraft clone written in C using modern OpenGL
The IRC's Talking Robot
qscore is a suite of tools to parse Quake III: Arena games.log
GlowMuck is a multi-user text-based role-play platform, a MUD server.