TypeScript is JavaScript with syntax for types. TypeScript is a strongly typed programming language that builds on JavaScript, giving you better tooling at any scale.

The TypeScript compiler, named tsc, is written in TypeScript. As a result, it can be compiled into regular JavaScript and can then be executed in any JavaScript engine (e.g. a browser).

Examples in Each Chapter Our "Try it Yourself" editor makes it easy to learn TypeScript. You can edit TypeScript code and view the result in your browser.

🎉 Latest Release TypeScript 5.8 is now available. Explore what's new in the latest version of TypeScript!

Feb 11, 2026 · Today we are announcing the beta release of TypeScript 6.0! To get started using the beta, you can get it through npm with the following command: npm install -D typescript@beta …

Aug 8, 2024 · It teaches both fundamental and advanced TypeScript concepts, making it a helpful resource for anyone looking to delve into TypeScript. The aim of this guide is not to be an exhaustive …

Sep 4, 2025 · TypeScript is a superset of JavaScript that adds extra features like static typing, interfaces, enums, and more. Essentially, TypeScript is JavaScript with additional syntax for defining …

TypeScript is a language for application-scale JavaScript. TypeScript adds optional types to JavaScript that support tools for large-scale JavaScript applications for any browser, for any host, on any OS.

This TypeScript tutorial helps you master TypeScript. You'll learn the ins and outs of TypeScript programming.

Jul 11, 2025 · TypeScript is a programming language that adds static type checking to JavaScript. TypeScript is a superset of JavaScript, meaning that everything available in JavaScript is also …