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

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

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

TypeScript-first schema validation with static type inference

Simple, scalable state management.

Dead simple Object schema validation

Instant-loading web apps, without effort

✨ Monorepo for all the tooling which enables ESLint to support TypeScript

🎨 The exhaustive Pattern Matching library for TypeScript, with smart type inference.

TypeScript execution and REPL for node.js

A virtual DOM library with focus on simplicity, modularity, powerful features and performance.

⚡️ TypeScript Execute | The easiest way to run TypeScript in Node.js

Functional programming in TypeScript

Fix broken node modules instantly 🏃🏽‍♀️💨

📦🐈 Active development trunk for Yarn ⚒

Create React App Configuration Override, an easy and comprehensible configuration layer for Create React App.

A fast cache that automatically deletes the least recently used items

@material-tailwind is an easy-to-use components library for Tailwind CSS and Material Design.

Learn RegEx step by step, from zero to advanced.

The zero-config build tool powered by Rspack 🦀

Conditionally run actions based on files modified by PR, feature branch or pushed commits

A WebAssembly runtime implemented in TypeScript types

Joke programming language for 'gopniks' in Russia. Back from 2016!

🐬 A simplified implementation of TypeScript's type system written in TypeScript's type system

📚 Functions and algorithms implemented purely with TypeScript's type system

Lightweight SVG/CSS spinners for React

Emits Typescript metadata for use at runtime

Like Tetris, but more so