freeCodeCamp.org's open-source codebase and curriculum. Learn to code for free.

"The mother of all demo apps" — Exemplary fullstack Medium.com clone powered by React, Angular, Node, Django, and many more

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

🐠 Babel is a compiler for writing next generation JavaScript.

Make any web page a desktop application

A declarative, efficient, and flexible JavaScript library for building user interfaces.

A completely customizable framework for building rich text editors. (Currently in beta.)

Drag and Drop for React

Selector library for Redux

Organize world's knowledge, explore connections and curate learning paths

The monorepo home to all of the FormatJS related libraries, most notably react-intl.

Next-gen, highly customizable content editor for the browser - based on React and written in TypeScript. WYSIWYG on steroids.

Drag-n-Drop Email Editor Component for React.js

Design with JSX, powered by your own component library.

"SQIP" (pronounced \skwɪb\ like the non-magical folk of magical descent) is a SVG-based LQIP technique.

Multi Backend system for DnD Core & more