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.

Virtual whiteboard for sketching hand-drawn like diagrams

A set of beautifully-designed, accessible components and a code distribution platform. Works with your favorite frameworks. Open Source. Open Code.

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

A utility-first CSS framework for rapid UI development.

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

VS Code in the browser

Apache Superset is a Data Visualization and Data Exploration Platform

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…

🐻 Bear necessities for state management in React

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

📋 React Hooks for form state management and validation (Web + React Native)

very good whiteboard infinite canvas SDK

React Hooks — 👍

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

React Flow | Svelte Flow - Powerful open source libraries for building node-based UIs with React (https://reactflow.dev) or Svelte (https://svelteflow.dev). Ready out-of-the-box and infinitely cust…

The headless rich text editor framework for web artisans.

A JavaScript library to position floating elements and create interactions for them.

ORM

A completely customizable framework for building rich text editors. (Currently in beta.)

A block-style editor with clean JSON output

A fully featured React components library

Completely unstyled, fully accessible UI components, designed to integrate beautifully with Tailwind CSS.

🤖 Headless UI for building powerful tables & datagrids for TS/JS - React-Table, Vue-Table, Solid-Table, Svelte-Table

📘 OpenAPI/Swagger-generated API Reference Documentation

Build full-stack apps on your own infrastructure.

🎥 Make videos programmatically with React

Make images smaller using best-in-class codecs, right in the browser.

A local-first personal finance app