Sourceforge has a source code project hosted for Social Collaboration which is JEE compliant and can be hosted on Tomcat. It boasts of a large number of features which are useful and very advanced including some very cool GUI look and feel.
The project is open source and available at
eXo Platform
Happy Surfing
Tejas Bavishi
The project is open source and available at
eXo Platform
Happy Surfing
Tejas Bavishi