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

Material UI: Ready-to-use foundational React components, free forever. It includes Material UI, which implements Google's Material Design.

An enterprise-class UI design language and React UI library

Realtime application framework (Node.JS server)

A JS library for predictable global state management

A powerful cross-platform UI toolkit for building native-quality iOS, Android, and Progressive Web Apps with HTML, CSS, and JavaScript.

👨🏻‍💻👩🏻‍💻 Use Ant Design like a Pro!

Immutable persistent data collections for Javascript which increase efficiency and simplicity.

Transforming styles with JS plugins

A Foundation for Scalable Cross-Platform Apps

Lightweight, user-friendly onboarding tour library

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

A light-weight, no-dependency, vanilla JavaScript engine to drive the user's focus across the page

Drag and Drop for React

Selector library for Redux

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

The JavaScript and API powered WordPress.com

svg react icons of popular icon packs

Create guided tours in your apps

A customizable, modular, responsive, lightbox gallery plugin.

An express.js middleware for validator.js.