Godot Engine - Feature-packed 2D and 3D open source game engine.
Moodle - Moodle is the world's most popular learning management system. Start creating your online learning site in minutes!
MonoGame - MonoGame is an open source implementation of the Microsoft XNA 4 Framework.
Collaborator - Система дистанційного навчання повного циклу із аналітикою в реальному часі та інструментами внутрішнього маркетингу.
BYOND - BYOND is the premier community for making and playing online multiplayer games.
Lessonly - Getting teams up-to-speed and keeping them there.