Arianne is an engine to develop multiplayer online games like Stendhal
Inspecting and manipulating NBT as a file system
Simple and flexible programming language for applications development
Fixes for X-Wing game binaries
Multiplatform Multiemulator Frontend
Create symmetric sprites: browse, save to PC, or store online
Run Photo Marathons
The Monster Hunt Game
A set of tools for developers savvy.
A Dart game count and practicing software written in JAVA
Jbookshelf is a portable library/video-library/collection manager!
Snowball deathmatch game
Just aims to be a chess board (free to make your moves).
An extension to Buildcraft's Power System. Also includes new machines.