Material UI: Ready-to-use foundational React components, free forever. It includes Material UI, which implements Google's Material Design.

Node.js API for Chrome

Storybook is a frontend workshop for building UI components and pages in isolation. Made for UI development, testing, and documentation.

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

The open source Firebase alternative.

VS Code in the browser

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.

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

Realtime application framework (Node.JS server)

Apache Superset is a Data Visualization and Data Exploration Platform

A terminal for a more modern age

Easy to maintain open source documentation websites.

Declarative routing for React

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

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

🔥 🔥 🔥 Open Source Airtable Alternative

The HTML5 Creation Engine: Create beautiful digital content with the fastest, most flexible 2D WebGL renderer.

A terminal built on web technologies

Free and source-available fair-code licensed workflow automation tool. Easily automate tasks across different services.

Your backend, minus the hassle.

React Hooks — 👍

🤖 Powerful asynchronous state management, server-state utilities and data fetching for the web. TS/JS, React Query, Solid Query, Svelte Query and Vue Query.

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

The communications platform that puts data protection first.

High performance self-hosted photo and video management solution.

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

👨🏻‍💻👩🏻‍💻 Use Ant Design like a Pro!

SDK for creating whiteboards and canvas experiences on the web.