Learn how to design large-scale systems. Prep for the system design interview. Includes Anki flashcards.

The library for web and native user interfaces.

Flutter makes it easy and fast to build beautiful apps for mobile and beyond

The React Framework

A framework for building native applications using React

Build cross-platform desktop apps with JavaScript, HTML, and CSS

JavaScript 3D Library.

A modern runtime for JavaScript and TypeScript.

Build smaller, faster, and more secure desktop and mobile applications with a web frontend.

A utility-first CSS framework for rapid UI development.

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

The Web framework for perfectionists with deadlines.

Incredibly fast JavaScript runtime, bundler, test runner, and package manager – all in one

Simple HTML5 Charts using the <canvas> tag

📜 33 JavaScript concepts every developer should know.

JavaScript animation engine

A JS library for predictable global state management

A modern JavaScript utility library delivering modularity, performance, & extras.

Open Source realtime backend in 1 file

🌐 Jekyll is a blog-aware static site generator in Ruby

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

Build AI Agents, Visually

An open-source framework for making universal native apps with React. Expo runs on Android, iOS, and the web.

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

very good whiteboard SDK / infinite canvas SDK

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

🌼 🌼 🌼 🌼 🌼  The most popular, free and open-source Tailwind CSS component library

Pure Javascript OCR for more than 100 Languages 📖🎉🖥

📗 SheetJS Spreadsheet Data Toolkit -- New home https://git.sheetjs.com/SheetJS/sheetjs