Geeks of the Dusk's repositories
ClosedSocialNetwork
A skeleton for a completely anonym social network which allows only invited registrations. ClosedSocialNetwork can be forked and simple adapted to your needs and community structure.
geeksofthedusk.github.com
Geeks of the dusk github page
csn.module.embeddedblogengine
A module for play framework 2.0, that offers a small embedded blog engine for the closed social network.