Free (as in freedom) open source clone of the Age of Empires II engine :rocket:
:video_game: A list of popular/awesome video games, add-ons, maps, etc. hosted on GitHub. Any genre. Any platform. Any engine.
CRYENGINE is a powerful real-time game development platform created by Crytek.
Phaser is a fun, free and fast 2D game framework for making HTML5 games for desktop and mobile web browsers, supporting Canvas and WebGL rendering.
Godot Engine – Multi-platform 2D and 3D game engine