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!

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.

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 …

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 …

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

Mar 31, 2025 · The official TypeScript Website is an excellent introduction to the TypeScript language and tooling. Its TypeScript Handbook includes Getting Started guides for developers with different …