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.

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.

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).

🎉 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 …

Sep 16, 2025 · Node.js with TypeScript, along with frameworks like Express or NestJS, is widely used to build type-safe backend applications. Type definitions help catch errors early and …

Jan 27, 2022 · TypeScript has become increasingly popular over the last few years, and many jobs are now requiring developers to know TypeScript. But don't be alarmed – if you already …

TypeScript Documentation Get Started Quick introductions based on your background or preference. TS for the New Programmer TypeScript for JS Programmers TS for Java/C# …

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

TypeScript is an open-source object-oriented language developed and maintained by Microsoft, licensed under Apache 2 license. It is a typed superset of Javascript that compiles to plain …