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

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

An enterprise-class UI design language and React UI library

Storybook is the industry standard workshop for building, documenting, and testing UI components in isolation

A set of beautifully-designed, accessible components and a code distribution platform. Works with your favorite frameworks. Open Source. Open Code.

✨ Light and Fast AI Assistant. Support: Web | iOS | MacOS | Android | Linux | Windows

Apache Superset is a Data Visualization and Data Exploration Platform

Easy to maintain open source documentation websites.

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

🐻 Bear necessities for state management in React

Build like a team of hundreds_

🤖 Powerful asynchronous state management, server-state utilities and data fetching for the web. TS/JS, React Query, Solid Query, Svelte Query and Vue Query.

A terminal built on web technologies

Visual primitives for the component age. Use the best bits of ES6 and CSS to style your apps without stress 💅

whiteboard SDK / infinite canvas SDK

Chakra UI is a component system for building products with speed ⚡️

An open-source framework for making universal native apps with React. Expo runs on Android, iOS, and the web.

✨ Innovative and open-source visualization application that transforms various data formats, such as JSON, YAML, XML, CSV and more, into interactive graphs.

👨🏻‍💻👩🏻‍💻 Use Ant Design like a Pro!

Open-Source Notification Platform. Embeddable Notification Center, E-mail, Push and Slack Integrations.