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

Curated coding interview preparation materials for busy software engineers

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

JavaScript API for Chrome and Firefox

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

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

"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.

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

A terminal for a more modern age

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

Easy to maintain open source documentation websites.

🔥 🔥 🔥 A Free & Self-hostable Airtable Alternative

A JS library for predictable global state management

The Full-Stack Vue Framework.

Declarative routing for React

Joplin - the privacy-focused note taking app with sync capabilities for Windows, macOS, Linux, Android and iOS.

Quill is a modern WYSIWYG editor built for compatibility and extensibility

Next-generation ORM for Node.js & TypeScript | PostgreSQL, MySQL, MariaDB, SQL Server, SQLite, MongoDB and CockroachDB

A terminal built on web technologies

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

Visual primitives for the component age. Use the best bits of ES6 and CSS to style your apps without stress 💅

🐉 Vue Component Framework

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…

Chakra UI is a component system for building SaaS products with speed ⚡️

👨🏻‍💻👩🏻‍💻 Use Ant Design like a Pro!

The open-source, cross-platform API client for GraphQL, REST, WebSockets, SSE and gRPC. With Cloud, Local and Git storage.

⏳ Modern JavaScript date utility library ⌛️