Chatty - Chat with strangers all around the world in Messenger
PowerSchool - PowerSchool provides a K-12 education technology platform for operations, classroom, student growth, and family engagement.
Ablo - Say hello to the world
Clever - syncing between education applications for K-12 schools
RoomChat - No sign up chatrooms with just a URL and your handle
Claroline - Claroline is a collaborative eLearning and eWorking platform.