MyTalk - Build a community around your product
Discourse - Discourse is an open source discussion platform built for the next decade of the Internet.
Mobilize - Mobilize is a scalable messaging app built for large groups.
GraphJS - Make any website social
Mightybell - Build a community and a business on mobile
Memeni - Memeni is an online community engagement platform that helps brands and organizations launch their own branded mobile app & web community.