Open source Java project to create a simulation of future human settlement on the planet Mars. [Open Source, GPL]

Chat in a virtual reality 3D world.

A text-centric, adventure game engine written in Java. [Open Source, GPL]

Development site for a massive multiplayer game with a graphical interface, written in Java. [Open Source, GPL]

Massively multiplayer space trading and combat game. [Open Source]

Discusses the creation of a virtual world to teach archaeology and the life of the ancient Maya to a target audience of middle school students.

Massively multiplayer game. [Open Source]

Massively-multiplayer roleplaying game system, emphasising graphics over text. [Open source, GPL]

Interactive Virtual World system using Java3D and RMI. [Open Source]

Online multi-player game where player builds fleet of starships and trades resources. [The Artistic License]