Canvas by Instructure - The Canvas LMS is the world's fastest growing learning management system. Check out favorite features and schedule a live demo!
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
Open edX - Open edX is implemented mostly in Python (with some Ruby and NodeJS as well) and the code is being...
Kahoot! - Kahoot! makes it easy to create, play and share fun learning games in minutes—for any subject, in any language, on any device.
Edmodo - Where Learning Happens