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The MUGU Project - http://mugu.sourceforge.net/
Massively-multiplayer roleplaying game system, emphasising graphics over text. [Open source, GPL] |
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The Millport project - http://millport.sourceforge.net/
Development site for a massive multiplayer game with a graphical interface, written in Java. [Open Source, GPL] |
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http://www.croftsoft.com/portfolio/tag3d/ - http://www.croftsoft.com/portfolio/tag3d/
Interactive Virtual World system using Java3D and RMI. [Open Source] |
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Virtual Universe - http://www.3dchat.org/
More than only a simple 3d-chat: here a complete virtual reality is simulated. |
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http://sourceforge.net/projects/oneiro/ - http://sourceforge.net/projects/oneiro/
A text-centric, adventure game engine written in Java. [Open Source, GPL] |