InterPals - InterPals is a friendly community of over 5 million friends, language learners, travelers and penpals.
Minds - The open-source, encrypted social network that expands your reach for using it.
Twitter - Connect with your friends and other fascinating people. Get in-the-moment updates on the things that interest you. And watch events unfold, in real time, from every angle.
Oxwall - Oxwall® is an open source mobile-friendly community website platform that is suitable for brand communities, interest-based social networks, and other online community projects. try demo Get Started. slide02 .
PenPal World - Connect with people all over the world
Diaspora - The online social world where you are in control.