Powerful and highly extensible command-line based document and bibliography manager.

Mock an API and generate fake JSON test data, right from the terminal.

The HTML5 Creation Engine: Create beautiful digital content with the fastest, most flexible 2D WebGL renderer.

Phaser is a fun, free and fast 2D game framework for making HTML5 games for desktop and mobile web browsers, supporting Canvas and WebGL rendering.

JavaScript 3D Library.

Fast, easy and reliable testing for anything that runs in a browser.

Google's Engineering Practices documentation

The best React-based framework with performance, scalability and security built in.