Treehouse - Treehouse is an award-winning online platform that teaches people how to code.
Moodle - Moodle is the world's most popular learning management system. Start creating your online learning site in minutes!
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.
Chamilo - Chamilo is a software that allows you to create a virtual campus for the provision of online or semi-online training.
PowerSchool - PowerSchool provides a K-12 education technology platform for operations, classroom, student growth, and family engagement.
Open edX - Open edX is implemented mostly in Python (with some Ruby and NodeJS as well) and the code is being...