PowerSchool - PowerSchool provides a K-12 education technology platform for operations, classroom, student growth, and family engagement.
MediaWiki - MediaWiki is a free software wiki package written in PHP, originally for use on Wikipedia.
Clever - syncing between education applications for K-12 schools
TiddlyWiki - a non-linear personal web notebook
Claroline - Claroline is a collaborative eLearning and eWorking platform.
Confluence - Confluence is content collaboration software that changes how modern teams work