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).

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 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.

Mar 23, 2026 · While TypeScript 6.0 maintains full compatibility with your existing TypeScript knowledge and continues to be API compatible with TypeScript 5.9, this release introduces a number of …

Apr 21, 2026 · Today we are absolutely thrilled to announce the release of TypeScript 7.0 Beta! If you haven’t been following TypeScript 7.0’s development, this release is significant in that it is built on a …

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 …

Apr 10, 2026 · baseUrl will no longer be supported in Typescript 7.0 as explained in this related GitHub post by Daniel Rosenwasser. To fix the error, explicitly include the full path in your paths mappings.

TypeScript is a syntactic superset of JavaScript which adds static typing. This basically means that TypeScript adds syntax on top of JavaScript, allowing developers to add types.