Code at the speed of thought – Zed is a high-performance, multiplayer code editor from the creators of Atom and Tree-sitter.

The React Framework

The open-source reactive database for app developers

Flutter makes it easy and fast to build beautiful apps for mobile and beyond

A Scalable, User-Friendly Source Control System.

An open-source, self-hosted note-taking service. Your thoughts, your data, your control — no tracking, no ads, no subscription fees.

Instant is a modern Firebase. We make you productive by giving your frontend a real-time database.

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

Enjoy our curated collection of examples and solutions. Use these patterns to build your own robust and scalable applications.

🐻 Bear necessities for state management in React

CockroachDB — the cloud native, distributed SQL database designed for high availability, effortless scale, and control over data placement.

web development for the rest of us

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

React documentation website in Japanese

Fast, disk space efficient package manager

Open source website builder and Webflow alternative. Webstudio is an advanced visual builder that connects to any headless CMS, supports all CSS properties, and can be hosted anywhere, including wi…

Extensions for the Zed editor

An enterprise-class UI design language and React UI library

A browser automation framework and ecosystem.

The Firebase Command Line Tools

The LLVM Project is a collection of modular and reusable compiler and toolchain technologies.

🌐 Make websites accessible for AI agents. Automate tasks online with ease.

The all-in-one Desktop & Docker AI application with built-in RAG, AI agents, No-code agent builder, MCP compatibility, and more.

Incredibly fast JavaScript runtime, bundler, test runner, and package manager – all in one

The TypeScript AI agent framework. ⚡ Assistants, RAG, observability. Supports any LLM: GPT-4, Claude, Gemini, Llama.

Autonomous coding agent right in your IDE, capable of creating/editing files, executing commands, using the browser, and more with your permission every step of the way.

Rust-based platform for the Web

The developer platform for on-demand cloud development environments to create software faster and more securely.

An open-source C++ library developed and used at Facebook.

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