Yammer : The Enterprise Social Network. Free and Open Source social software. Socialwok: Notice of Service Termination. Enterprise Social Networking & Collaboration Platform. Sharetronix, The Enterprise Social Business Platform.
Hashwork - Social Business & Social CRM. Jam Login. Cyn.in - Open source group collaboration software for businesses. Join the Co-op. Free Project Tracking Software, Online Collaboration Tool. Behavior Management Software - ClassDojo. Wiggio - Makes it easy to work in groups.