Gitea - A painless self-hosted Git service
Treehouse - Treehouse is an award-winning online platform that teaches people how to code.
GitBucket - GitBucket is the easily installable open-source GitHub clone written with Scala.
edX - Best Courses. Top Institutions. Learn anytime, anywhere.
Bonobo Git Server - Set up your own self hosted git server on IIS for Windows.
Pantheon - The professional website platform for Drupal & WordPress sites.