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

Fair-code workflow automation platform with native AI capabilities. Combine visual building with custom code, self-host or cloud, 400+ integrations.

Curated coding interview preparation materials for busy software engineers

Virtual whiteboard for sketching hand-drawn like diagrams

The Postgres development platform. Supabase gives you a dedicated Postgres database to build your web, mobile, and AI applications.

An open-source AI agent that brings the power of Gemini directly into your terminal.

Playwright is a framework for Web Testing and Automation. It allows testing Chromium, Firefox and WebKit with a single API.

Open-Source API Development Ecosystem • https://hoppscotch.io • Offline, On-Prem & Cloud • Web, Desktop & CLI • Open-Source Alternative to Postman, Insomnia

Next generation frontend tooling. It's fast!

VS Code in the browser

🚀 Strapi is the leading open-source headless CMS. It’s 100% JavaScript/TypeScript, fully customizable, and developer-first.

🔥 The Web Data API for AI - Turn entire websites into LLM-ready markdown or structured data

The web framework for content-driven websites. ⭐️ Star to support our work!

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

React Hooks — 👍

TypeScript-first schema validation with static type inference

Payload is the open-source, fullstack Next.js framework, giving you instant backend superpowers. Get a full TypeScript backend and admin panel instantly. Use Payload as a headless CMS or for buildi…

Scheduling infrastructure for absolutely everyone.

🧙‍♀️ Move Fast and Break Nothing. End-to-end typesafe APIs made easy.

The open-source notification Inbox infrastructure. E-mail, SMS, Push and Slack Integrations.

Daytona is a Secure and Elastic Infrastructure for Running AI-Generated Code

A declarative, efficient, and flexible JavaScript library for building user interfaces.

React Flow | Svelte Flow - Powerful open source libraries for building node-based UIs with React (https://reactflow.dev) or Svelte (https://svelteflow.dev). Ready out-of-the-box and infinitely cust…

Umami is a modern, privacy-focused analytics platform. An open-source alternative to Google Analytics, Mixpanel and Amplitude.

The headless rich text editor framework for web artisans.

🛡️ ⚛️ A simple, scalable, and powerful architecture for building production ready React applications.

🌈 React for interactive command-line apps

Build Better Websites. Create modern, resilient user experiences with web fundamentals.

The world's most flexible commerce platform.

A block-style editor with clean JSON output