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

Deliver web apps with confidence 🚀

Material UI: Comprehensive React component library that implements Google's Material Design. Free forever.

JavaScript API for Chrome and Firefox

A JS library for predictable global state management

Transforming styles with JS plugins

The web's most popular Jamstack front-end template (boilerplate) for building web applications with React

Hooks, Context Providers, and Components that make it easy to interact with Firebase.

🌊 Pretty, common and useful algorithms with modern JS and beautiful tests