PowerSchool - PowerSchool provides a K-12 education technology platform for operations, classroom, student growth, and family engagement.
OpenVPN - OpenVPN - The Open Source VPN
Clever - syncing between education applications for K-12 schools
ProtonVPN - ProtonVPN is a security focused FREE VPN service, developed by CERN and MIT scientists. Use the web anonymously, unblock websites & encrypt your connection.
Claroline - Claroline is a collaborative eLearning and eWorking platform.
TunnelBear - Really simple VPN to browse the web privately & anonymously.