ManageBac - Integrated Information Systems for International Education.
Moodle - Moodle is the world's most popular learning management system. Start creating your online learning site in minutes!
Google Classroom - Learning management tool by Google
Chamilo - Chamilo is a software that allows you to create a virtual campus for the provision of online or semi-online training.
Edmodo - Where Learning Happens
Open edX - Open edX is implemented mostly in Python (with some Ruby and NodeJS as well) and the code is being...