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

Interactive roadmaps, guides and other educational content to help developers grow in their careers.

Virtual whiteboard for sketching hand-drawn like diagrams

A progressive Node.js framework for building efficient, scalable, and enterprise-grade server-side applications with TypeScript/JavaScript 🚀

The open-source, cross-platform API client for GraphQL, REST, WebSockets, SSE and gRPC. With Cloud, Local and Git storage.

📺 OpenReplay is developer-friendly, self-hosted session replay.

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

🔥🔥🔥 Open-source backend development platform. Build production-ready services without wasting time on repetitive coding.

Collection of TypeScript type challenges with online judge

🐻 Bear necessities for state management in React

A whitespace formatter for different query languages

🐉 Vue Component Framework

Build your React-based CRUD applications, without constraints. 🌟 Star to support our work!

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

The official, opinionated, batteries-included toolset for efficient Redux development

A progressive Node.js framework for building efficient, scalable, and enterprise-grade server-side applications with TypeScript/JavaScript 🚀

Visual Studio Code

TypeScript is a superset of JavaScript that compiles to clean JavaScript output.

The modern web developer’s platform

DevTools for Redux with hot reloading, action replay, and customizable UI

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

Storybook is a frontend workshop for building UI components and pages in isolation. Made for UI development, testing, and documentation.

Upload photo to Google Photos (Unofficial).

Declarative routing for React

Official React bindings for Redux

The repository for high quality TypeScript type definitions.

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

The open source Firebase alternative.