TypeScriptJavaScript with Types

A powerful typed superset of JavaScript that scales from simple scripts to enterprise-grade systems.

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Type Safety

Prevent runtime errors with compile-time checks. TypeScript makes your code safer and more predictable.

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Start using TypeScript with zero friction. It's fully compatible with existing JavaScript codebases.

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Get advanced autocompletion, refactoring tools, and real-time error feedback in your editor.

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Learn everything from the basics to advanced types. Our guides are clear, practical, and up to date.

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TypeScript is trusted by startups and enterprises alike, supporting projects of every size.

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Works with popular frameworks, libraries, and has type definitions for thousands of packages.

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

The TypeScript Playground is your interactive environment to write, test, and share TypeScript code directly in the browser.