Google Classroom - Learning management tool by Google
LMS Collaborator - LMS Collaborator is a state-of-the-art learning management system designed to meet the need for corporate training, upskilling, and evaluation with flexible integration abilities.
Toddle App - Developed by experienced educators, Toddle streamlines curriculum planning, projects & portfolios, assessments & reports, and online learning - all from one place!
Open edX - Open edX is implemented mostly in Python (with some Ruby and NodeJS as well) and the code is being...
schoology - An online learning, classroom management & social networking platform that provides educators & students w/ more effective, efficient & engaging ways to learn.
ILIAS - For several of my clients in the health care domain, ILIAS turned out to be an excellent choice.