Best React Ecosystem GitHub Repositories

freeCodeCamp.org's open-source codebase and curriculum. Learn math, programming, and computer science for free.

The library for web and native user interfaces.

Langflow is a powerful tool for building and deploying AI-powered agents and workflows.

An AI skill that provides design intelligence for building professional UI/UX across multiple platforms.

A framework for building native applications using React

Composable, accessible components with thoughtful defaults. Build your own component library with code you can customize, extend, and make your own.

An enterprise-class UI design language and React UI library

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

π RuView turns commodity WiFi signals into real-time spatial intelligence, vital sign monitoring, and presence detection — all without a single pixel of video.

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

✨ Zero-config AI chat assistant. No API key needed — sign up and instantly chat with GPT-5, Claude 4, Gemini 2.5, DeepSeek & 100+ top models. Pay-as-you-go saves you more. Available on Web, iOS, macOS, Android, Linux, Windows.

Apache Superset is a Data Visualization and Data Exploration Platform

Open-source, self-hosted note-taking tool built for quick capture. Markdown-native, lightweight, and fully yours.

Appwrite® - complete cloud infrastructure for your web, mobile and AI apps. Including Auth, Databases, Storage, Functions, Messaging, Hosting, Realtime and more

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

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

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

Open source, composable payments platform | PCI compliant | SaaS and Self-host options | Enables connectivity to multiple payment, payout, fraud, vault and tokenization providers | Uplifts authorization with intelligent routing and revenue recovery | Reduce payment processing costs with cost observability | Reduces payment ops with reconciliation

📋 React Hooks for form state management and validation (Web + React Native)

A one-of-a-kind resume builder that keeps your privacy in mind. Completely secure, customizable, portable, open-source and free forever. Try it out today!