Teachable - Create and sell beautiful online courses with the platform used by the best online entrepreneurs to sell $100m+ to over 4 million students worldwide.

Clever - syncing between education applications for K-12 schools

Claroline - Claroline is a collaborative eLearning and eWorking platform.

LanSchool - Get the best classroom management and monitoring software to inspire collaborative teaching with tools to minimize distractions and maintain an effective learning environment.

Treehouse - Treehouse is an award-winning online platform that teaches people how to code.

Wikispaces - Wikispaces is a social writing platform for education.