Skype - Stay in touch with your family and friends for free on Skype. Download Skype today to chat and call on desktop and mobile.
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.
Slack - A messaging app for teams who see through the Earth!
Clever - syncing between education applications for K-12 schools
GoToMeeting - GoToMeeting is a web conferencing service offering a range of services which are available on Mac, PC, iOS and Android devices.
Claroline - Claroline is a collaborative eLearning and eWorking platform.