freeCodeCamp.org's open-source codebase and curriculum. Learn to code for free.

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

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 utility-first CSS framework for rapid UI development.

Virtual whiteboard for sketching hand-drawn like diagrams

"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.

Open source API development ecosystem - https://hoppscotch.io (open-source alternative to Postman, Insomnia)

A terminal for a more modern age

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

🔥 🔥 🔥 Open Source Airtable Alternative

High performance self-hosted photo and video management solution.

Your backend, minus the hassle.

Quill is a modern WYSIWYG editor built for compatibility and extensibility

🤯 Lobe Chat - an open-source, modern-design AI chat framework. Supports Multi AI Providers( OpenAI / Claude 3 / Gemini / Ollama / Azure / DeepSeek), Knowledge Base (file upload / knowledge manageme…

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…

一个基于 electron 的音乐软件

⚡️ Simple, Modular & Accessible UI Components for your React Applications

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

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

Presentation Slides for Developers

Spacedrive is an open source cross-platform file explorer, powered by a virtual distributed filesystem written in Rust.

Langchain-Chatchat（原Langchain-ChatGLM）基于 Langchain 与 ChatGLM, Qwen 与 Llama 等语言模型的 RAG 与 Agent 应用 | Langchain-Chatchat (formerly langchain-ChatGLM), local knowledge based LLM (like ChatGLM, Qwen and…

Drag & drop UI to build your customized LLM flow

🔥 🔥 🔥 Open Source JIRA, Linear, Monday, and Asana Alternative. Plane helps you track your issues, epics, and product roadmaps in the simplest way possible.

人人都能用英语

⚡ Empowering JavaScript with native platform APIs. ✨ Best of all worlds (TypeScript, Swift, Objective C, Kotlin, Java, Dart). Use what you love ❤️ Angular, Capacitor, Ionic, React, Solid, Svelte, V…

🚀 Beautiful, fast and modern React UI library.

Focalboard is an open source, self-hosted alternative to Trello, Notion, and Asana.