Phaser is a free and fast 2D game framework for making HTML5 games
HTML5 Phigros chart player/simulator
Solar2D Game Engine main repository (ex Corona SDK)
Open source HTML5 game framework that offers WebGL and Canvas
A web-based IDE for HTML5 game development. Powered by Phaser
An easy to use 2D HTML5 game engine written in TypeScript
HTML5 Canvas Tower Building Game
Desktop/Android/HTML5/iOS Java game development framework
A fresh & lightweight javascript game engine
Free, cross-platform 2D game engine powered by Haxe and OpenFL
3D game engine/framework in C, with Luajit and Python bindings now
The game engine for everyone
Cross-platform game engine in Rust
Python MUD/MUX/MUSH/MU* development system
Fast and lightweight JavaScript game engine built on WebGL and glTF
Client-side JS platform for artists, designers and students to express
Free game engine for development of desktop, mobile, and web games
LayaAir is an open-source 2D/3D engine
An HTML5 Game Framework
2D JavaScript Physics Engine
Prince of Persia reimplementation written in HTML5 / JavaScript
A node.js plugin to integrate nw.js/electron games with steamworks
Compiler from Go to JavaScript for running Go code in a browser
Free Texas Holdem Poker game using HTML5, CSS and JavaScript
javascript chess games viewer for websites, blogs and live broadcasts