PixiJS

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Babylon.js

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Impact was the first truly professional-grade JavaScript and HTML5 game engine to hit the market. With Impact.js you can write JavaScript-powered games that work cross-browser, including popular choices like Firefox, Chrome, Safari, Opera and even Internet Explorer 9. Impact also supports development and deployment of mobile games for Android and iOS-based devices.

Pygame is a library that includes a set of modules designed for writing video games in Python. Pygames wraps and adds functionallity on top of the C library SDL. A cross-platform development library designed to provide low level access to audio, keyboard, mouse, joystick, and graphics hardware via OpenGL and Direct3D. Allowing you to create fully featured games written entierly in the programming language Python.

Cocos2d is an open-source software frameworks for building cross-platform games and apps.

Godot is a free and open-source 2D and 3D, cross-platform, game engine released under the MIT license. With Godot, you can develop games using Go or GDScript. Godot provides a huge set of common tools for game production, so that you can focus on making your game without reinventing the wheel. The development environment runs on multiple operating systems including Linux, macOS, and Windows and can compile games for PC, Mobile and the web browser.

Three.js is a free and open-source JavaScript 3D library. The aim of the project is to create an easy to use, lightweight, 3D library with a default WebGL renderer. The library also provides Canvas 2D, SVG and CSS3D renderers in the examples.