RetroArch is a frontend for emulators, game engines and media players.
A dead simple 2D game engine for Go
Gideros Release version
Android, UIQ 3.0, Series 60 Edition 5 open-source software
Domination is a game that is a bit like the board game Risk
TKD Scoring Wi-Fi Server supporting Android and IPhone clients
3D Engine c++
A MUD client for Android, iOS, Linux, Mac OS X and Windows
Full featured MUD server with all the trimmings.
GemRB is a portable open-source implementation of the Infinity Engine
computer opponent for the board game Blokus
the java game and entertainment runtime
A promising chess program
Old style soccer game with many exciting features
INSTEAD - Simple Text Adventure Interpreter.
0 A.D. is a free, open-source, cross-platform real-time strategy game.
quiz game with spin wheel
Orx: Portable Game Engine
Game engine supporting many 3D/2D formats and graphic effects
Classic arcade game remake of Swing Plus -Total Mindcontrol
3rd Party Video Games Developer: MetalManGames, titles of games
3D Multiplayer Hover Soccer