Desktop/Android/HTML5/iOS Java game development framework
Fast and lightweight JavaScript game engine built on WebGL and glTF
JavaScript framework to build game engines, games, emulators and apps
Game engine supporting many 3D/2D formats and graphic effects
Java Settlers
A synchronisation component for p5.js
Simple data driven web based gamebook engine using javascript.
Free strategy browsergame engine.
Educational framework for OpenGLES, OpenCL and OpenAL
Modular Gaming Open Source Persistent Browser Based Game Framework
C-Lesh is a game programming language for 2D games.
Powerful html5 & javascript library for creating applications & games.
Formerly CraveJs, it's for creating JavaScript applications and games.