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.

💯 Curated coding interview preparation materials for busy software engineers

Deliver web apps with confidence 🚀

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

Storybook is the industry standard workshop for building, documenting, and testing UI components in isolation

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

A cross-platform ChatGPT/Gemini UI (Web / PWA / Linux / Win / MacOS). 一键拥有你自己的跨平台 ChatGPT/Gemini 应用。

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)

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…

Apache Superset is a Data Visualization and Data Exploration Platform

A JS library for predictable global state management

Easy to maintain open source documentation websites.

Declarative routing for React

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

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

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

🐠 Babel is a compiler for writing next generation JavaScript.

👨🏻‍💻👩🏻‍💻 Use Ant Design like a Pro!

Lerna is a fast, modern build system for managing and publishing multiple JavaScript/TypeScript packages from the same repository.

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

Build forms in React, without the tears 😭

Immutable persistent data collections for Javascript which increase efficiency and simplicity.

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

🤖 Assemble, configure, and deploy autonomous AI Agents in your browser.

Making Docker and Kubernetes management easy.

Mattermost is an open source platform for secure collaboration across the entire software development lifecycle..

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…

AI chat for any model.