Udemy - Online Courses - Learn Anything, On Your Schedule
Alcamy - Free, open self-learning platform. Learn & teach anything.
Moodle - Moodle is the world's most popular learning management system. Start creating your online learning site in minutes!
EduDo - EduDo is a video discussion platform
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.
Lrnkey - Lrnkey.com is a global online marketplace that easily connects you to live instructors and tutors across the planet.