join.me is a free screen sharing, online meetings and team collaboration platform.

TribeScale is an All-in-One platform to coordinate your team around what really matters - communication, goals, decisions, tasks and results.

Meetup is an online social networking portal that facilitates offline group meetings in various localities around the world.

Omnipointment helps students find time for group meetings and helps teachers understand how their student teams are working together.

Wimi is a collaborative platform, for file sharing and online project management.