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).

5 days ago · Earlier this year, the TypeScript team announced that we’ve been porting the compiler and language service to native code to take advantage of better raw performance, memory usage, and …

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

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.

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# Programmers TS for …

TypeScript is an open-source language maintained and developed by Microsoft. Basically, TypeScript adds additional syntax to JavaScript to support a tighter integration with your editor.

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 …