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.

TypeScript is JavaScript with added syntax for types. TypeScript is developed and maintained by Microsoft.

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).

Mar 11, 2026 · 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 …

A modern, community-driven TypeScript documentation. Learn the language, browse the handbook, and stay up to date with every release.

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.

Apr 21, 2026 · If you are not familiar with TypeScript, it's a language that builds on JavaScript by adding syntax for types, which enables type-checking to catch errors, and provide rich editor tooling.

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.

TypeScript is a typed superset of JavaScript that compiles to plain JavaScript. Playground allows you to compile TypeScript and see JavaScript output.