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.

Visual Studio Code

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

Production-ready platform for agentic workflow development.

Virtual whiteboard for sketching hand-drawn like diagrams

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

Deliver web apps with confidence 🚀

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

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

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

"The mother of all demo apps" — Exemplary fullstack Medium.com clone powered by React, Angular, Node, Django, and many more

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

A modern GUI client based on Tauri, designed to run in Windows, macOS and Linux for tailored proxy experience

Next generation frontend tooling. It's fast!

The open and composable observability and data visualization platform. Visualize metrics, logs, and traces from multiple sources like Prometheus, Loki, Elasticsearch, InfluxDB, Postgres and many mo…

Model Context Protocol Servers

A terminal for a more modern age

🤯 Lobe Chat - an open-source, modern design AI chat framework. Supports multiple AI providers (OpenAI / Claude 4 / Gemini / DeepSeek / Ollama / Qwen), Knowledge Base (file upload / RAG ), one click…

Easy to maintain open source documentation websites.

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

The Intuitive Vue Framework.

🔥 🔥 🔥 Open Source Airtable Alternative

There can be more than Notion and Miro. AFFiNE(pronounced [ə‘fain]) is a next-gen knowledge base that brings planning, sorting and creating all together. Privacy first, open-source, customizable an…

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

Build like a team of hundreds_

🖖 Vue.js is a progressive, incrementally-adoptable JavaScript framework for building UI on the web.

Build AI Agents, Visually

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