Google Classroom - Learning management tool by Google
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.
QuickSesh! - A free website to join/create random study sessions
PowerSchool - PowerSchool provides a K-12 education technology platform for operations, classroom, student growth, and family engagement.
Ellucian - Ellucian provides higher education software, services, and analytics for educational institutions.
Clever - syncing between education applications for K-12 schools