Desktop/Android/HTML5/iOS Java game development framework
Gideros Release version
Java Settlers
8-bit Graphical API for Java
Example code for creating a 2D platform game in Java.
TR Game Engine allows you to develop your game quickly and easily.
Open Source Virtual World and MMOG Development Platform
AMOS BASIC reimplementation in Java
The next generation mud is an open-source extensible, programmable mud