iSpring Free - iSpring Free is a free eLearning authoring tool that allows you to create responsive courses and quizzes right in PowerPoint and convert them to HTML5 or SCORM.
Cdw - cdw: ncurses interface for GNU/Linux command line CD/DVD tools
H5P - H5P is a free and open-source content collaboration framework based on JavaScript.
CompuCom - Technology Solutions for the Digital Workplace
Articulate Storyline - Articulate Storyline is a program that allows you to create interactive courses of any kind with templates and a simple system. There is a free trial offered so that you can determine whether you want to use the program further or not.
Sirius - An open-source clone of Siri from UMICH