Nipplejs
A virtual joystick for touch capable interfaces.
Phaser
Phaser is a light-weight 2D game framework for making HTML5 games for desktop and mobile browsers
Melon JS
a fresh & lightweight javascript game engine
Matter JS
a 2D rigid body physics engine for the web
Pixi.js
Super fast HTML 5 2D rendering engine that uses webGL with canvas fallback
Verly.js
:red_circle::wavy_dash::large_blue_circle::wavy_dash::black_circle: Easy to integrate Verlet physics engine. :link:
Superpowers Core
:octopus: Superpowers — Extensible HTML5 app for real-time collaborative projects
Turbulenz Engine
Turbulenz is a modular 3D and 2D game framework for making HTML5 powered games for browsers and mobile devices.
Rot.js
ROguelike Toolkit
Gamejs
GameJs is a thin library on top of the HTML canvas element. In addition to the drawing functions it has a set of generally helpful modules for game development.
Babylon.js
Babylon.js: a complete JavaScript framework for building 3D games with HTML 5 and WebGL
Joy.js
A Joyful 2D HTML5 Game Engine.
Cutjs
Lightweight, fast, interactable 2D HTML5 rendering engine for cross-platform game development.
Flash JS
JavaScript graphics and games engine with API familiar to Flash one. Just look to examples sources.
Crafty
Crafty is a JavaScript game library that can help you create games in a structured way.
Easystar.js
An asynchronous A* pathfinding API written in Javascript.
Chem
html5 game engine optimized for rapid development