GEDKeeper - opensource and crossplatform genealogy management program
Chess Database and PGN viewer
Cross-platform 2D game engine (+ full OpenGL, +full OpenGL ES )
Mech Station Beta - Tower Defense like Game
Delphi Java - VRCalc++ OOSL (Script) and + (Binary Exec Distro)
Injectable LUA scripting system, SDK generator, live property editor
A work-in-progress chess bot written in C#
XML-based framework for developing games
A cross-platform 2D game engine
A Smarter Way to Tag FLAC, Vorbis, Lyrics, WMA, WavPack, and ID3 Tags
DarkForest, the Facebook Go engine
The forever free, ad-free and open source chess server
Massive Multiplayer Online Wargame Leveraging the Internet
Chess Database application
Extensive Java chess database libraries.
3D urban environment renderer : browser-app ; as well as a GTA clone
Simple OpenSource scoreboard
Chess engine, currently in development
A powerful chess engine written in C++
Port of UCI to Javascript
2D physics engine for games
TurboSphere is an easy to learn and powerful JS based game engine.
The IRC's Talking Robot
A Java chess engine using xboard protocol