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.

Visual Studio Code

💯 Curated coding interview preparation materials for busy software engineers

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

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

An enterprise-class UI design language and React UI library

Virtual whiteboard for sketching hand-drawn like diagrams

JavaScript API for Chrome and Firefox

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

A utility-first CSS framework for rapid UI development.

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

Beautifully designed components that you can copy and paste into your apps. Accessible. Customizable. Open Source.

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

The open source Firebase alternative. Supabase gives you a dedicated Postgres database to build your web, mobile, and AI applications.

Generation of diagrams like flowcharts or sequence diagrams from text in a similar manner as markdown

Next generation frontend tooling. It's fast!

A progressive Node.js framework for building efficient, scalable, and enterprise-grade server-side applications with TypeScript/JavaScript 🚀

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

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…

🚀 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

Realtime application framework (Node.JS server)

A terminal for a more modern age

A JS library for predictable global state management

Dify is an open-source LLM app development platform. Dify's intuitive interface combines AI workflow, RAG pipeline, agent capabilities, model management, observability features and more, letting yo…

Easy to maintain open source documentation websites.

High performance self-hosted photo and video management solution.

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…