Discourse - Discourse is an open source discussion platform built for the next decade of the Internet.
Intro - Personal branding theme for developers.
GraphJS - Make any website social
Intrro - Intrro is productizing the ability to learn who are the top performers in your company’s network—so you can hire more from recommendations.
MyTalk - Build a community around your product
The Commit Platform - Professional network for the world's best Startup engineers