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JS2TS

Free
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Convert JavaScript code to typed TypeScript with AI-powered type inference.

Site Internet :https://js2ts.com/
Ajouté :13 juil. 2026
Visiteurs mensuels :
10.8K
Réseaux sociaux et e-mail :
JavaScriptTypeScriptCode conversionType inferenceDeveloper toolsReact
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Informations sur l’outil

Qu'est-ce que JS2TS ?

JS2TS is a free online tool that converts JavaScript code into TypeScript using AI-based type inference and code transformation. It can generate type annotations, interfaces, generics, and other typed structures without requiring a login.

Fonctionnalités principales

  • JavaScript to TypeScript conversion

    Convert pasted JavaScript code into TypeScript code through an online interface.

  • Type inference and annotations

    Generate inferred types, function parameter types, return type annotations, and other explicit type declarations.

  • Interface and generic generation

    Create typed interfaces and generic type parameters during the conversion process.

  • React prop conversion

    Convert React component props as part of supported JavaScript-to-TypeScript conversion patterns.

  • Additional code conversion tools

    Access related conversion tools for formats and technologies including JSON, CSS, HTML, YAML, XML, CSV, OpenAPI, Zod, Tailwind, and TypeScript.

Cas d'utilisation

  • #1

    JavaScript migration

    Migrate existing JavaScript files to typed TypeScript files.

  • #2

    Code typing

    Add type declarations, interfaces, generics, and inferred types to JavaScript code.

  • #3

    Online developer conversion

    Paste JavaScript code into the web interface and receive transformed TypeScript code.

Idéal pour :JavaScript developersTypeScript developersWeb developers

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Foire aux questions

What is JS2TS?
JS2TS is an online AI-powered converter that transforms JavaScript code into typed TypeScript.
What types of code does JS2TS generate?
JS2TS can generate type annotations, inferred types, interfaces, generic type parameters, function parameter types, return types, and other TypeScript structures.
Can JS2TS convert React component props?
Yes. React component prop conversion is listed among the supported conversion patterns.
Is JS2TS free?
The official homepage describes JS2TS as free and says that no login is required.
Where can I use JS2TS?
JS2TS is available as a web-based tool at https://js2ts.com/.

JS2TS Contacts et réseaux sociaux

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Informations sur l’outil

Modèle tarifaireFree
CatégorieOutils pour développeurs
Tags
JavaScriptTypeScriptCode conversionType inferenceDeveloper toolsReact
LangueAnglais
Dernière mise à jour16 juil. 2026
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