CodinGame - CodinGame provides users with a fun and effective way to learn coding that eschews the rigid structure of traditional teaching methods.
Udemy - Online Courses - Learn Anything, On Your Schedule
HackerRank - HackerRank is a platform that allows companies to conduct interviews remotely to hire developers and for technical assessment purposes.
Moodle - Moodle is the world's most popular learning management system. Start creating your online learning site in minutes!
Codewars - Achieve code mastery through challenge.
Adobe Captivate Prime LMS - Adobe Captivate Prime LMS is easy to setup and helps in delivering engaging learning experiences in a personalized manner across devices.