One of the best Prodigy hacks
Fast, user-friendly cross-platform custom launcher for Minecraft
Gideros Release version
Your collection, your way
Chess application whichs allows working with chess PDF books and PGNs.
Full featured MUD server with all the trimmings.
X3D is the open-standard format for 3D graphics scenes on the Web.
Web-based karaoke software suite
A 2D rigid body physics engine for the web
The multiplayer game engine
Java Settlers
8-bit Graphical API for Java
Build Cross-platform Applications
Flash Quiz TV (A quiz game for all family)
Java applications to control a model railroad layout.
Open-DIS implements the IEEE DIS protocol in multiple languages.