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.

Production-ready platform for agentic workflow development.

Virtual whiteboard for sketching hand-drawn like diagrams

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

An enterprise-class UI design language and React UI library

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

✨ 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

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

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

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

Apache Superset is a Data Visualization and Data Exploration Platform

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…

Apache ECharts is a powerful, interactive charting and data visualization library for browser

RAGFlow is a leading open-source Retrieval-Augmented Generation (RAG) engine that fuses cutting-edge RAG with Agent capabilities to create a superior context layer for LLMs

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

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…

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.

The communications platform that puts data protection first.

very good whiteboard SDK / infinite canvas SDK

A fast, simple & powerful blog framework, powered by Node.js.

🧡 Everything is RSSible

Platform to build admin panels, internal tools, and dashboards. Integrates with 25+ databases and any API.

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…

A privacy-first, self-hosted, fully open source personal knowledge management software, written in typescript and golang.