GitHub Visualizer - Enter user/repo and see the project visually
PowerSchool - PowerSchool provides a K-12 education technology platform for operations, classroom, student growth, and family engagement.
Codeology - Open-source algorithm that visualizes GitHub projects
Clever - syncing between education applications for K-12 schools
The GitHub Matrix Screensaver - Latest commits from GitHub visualized Matrix-style
Claroline - Claroline is a collaborative eLearning and eWorking platform.