HackerRank - HackerRank is a platform that allows companies to conduct interviews remotely to hire developers and for technical assessment purposes.

Udemy - Online Courses - Learn Anything, On Your Schedule

Codility - Codility provides a SaaS platform with advanced validation, security and protection features to evaluate the skills of software engineers.

Moodle - Moodle is the world's most popular learning management system. Start creating your online learning site in minutes!

Remoteinterview - Remote Interview offers online programming screening tests.

Adobe Learning Manager - Adobe Learning Manager (formerly Adobe Captivate Prime LMS) is easy to setup and helps in delivering engaging learning experiences in a personalized manner across devices.