A Dart game count and practicing software written in JAVA
A Platformer game
GPS data visualisation and exploration
An OpenSource (C# .NET) TeamPlay Environment.
Minigolf simulation in Java
A survival skill-based game
An extensible development framework for roleplay games.
A libgdx pinball game.
management of fencing tournaments
Open Source Virtual World and MMOG Development Platform
Jbookshelf is a portable library/video-library/collection manager!
Modular Minecraft server plugin - commands, events, ...
Anathema has moved to http://anathema.github.com
Interface for Players and DMs of Dungeons and Dragons