Ruffle - An open source Flash player
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.
BlueMaxima's Flashpoint - the webgame preservation project.
Udemy - Online Courses - Learn Anything, On Your Schedule
CheerpX for Flash - its adobe flash player in webassembly
Moodle - Moodle is the world's most popular learning management system. Start creating your online learning site in minutes!