Lucane is a free groupware platform written in Java, designed with extensibility in mind. Some applications are bundled with the platform, like a peer to peer quick message service, client/server and peer to peer file sharing, shared drawing, multi-user chat, audioconf, forums, a shared calendar, and more. The platform as a whole provides easy development for your networked applications with an object based network protocol, client/server and peer to peer integration, user and groups management, internationalization, and more.
Re: great work guys!
As stated here (http://developer.berlios.de/forum/forum.php?forum_id=5090), we'll probably release a preview soon. If you're in a hurry, you can always get the sources from svn an compile them with maven, it's rather simple.