TestFlight - iOS beta testing on the fly.
Udemy - Online Courses - Learn Anything, On Your Schedule
Boombox.io - iOS devs rejoice! Embeddable HTML and hosted TestFlight beta sign-up forms.
Moodle - Moodle is the world's most popular learning management system. Start creating your online learning site in minutes!
Applivery - Mobile Apps distribution system for Continuous deployment, Beta testing, Feedback, Bug reporting & Enterprise App distribution.
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.