Open edX - Open edX is implemented mostly in Python (with some Ruby and NodeJS as well) and the code is being...
Mightytext - Send & Receive SMS Text Messages from your computer. Sync'd with your Android #
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.
Zeplin - Collaboration app for UI designers & frontend developers
ILIAS - For several of my clients in the health care domain, ILIAS turned out to be an excellent choice.
EazySAFE Learning Centre - EazySAFE offers a full range of online training courses, instructor-led safety training and expert consultancy services in Environmental, Health & Safety.