Fast and lightweight JavaScript game engine built on WebGL and glTF
A retro game engine for Python
Free, open source game engine online
The Tiny JavaScript Game Engine That Can!
Game engine supporting many 3D/2D formats and graphic effects
Javascript library for making tile based games
3D playground built on three.js and cannon.js
Portable game engine with main focus on point-and-click adventures
online 4X browser game engine
A space race game in the style of A Dark Room
Godot is a fully featured, open source, MIT licensed, game engine.
Educational framework for OpenGLES, OpenCL and OpenAL
Game engine supporting many 3D/2D formats and graphic effects
Free MMORPG Engine. Develop and host graphical browser-based games.