JSON to TS

About JSON to TS

JSON to TS automatically converts raw JSON payloads into strongly-typed TypeScript interface declarations and type definitions.

Key Capabilities & Features

✓

Infers types for nested objects, primitive values, and array items

✓

Configurable root interface name

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Powered by quicktype engine entirely client-side

How to Use JSON to TS

  1. 01

    Paste JSON payload

    Enter sample JSON into the input box.

  2. 02

    Set root interface name

    Specify the top-level interface name.

  3. 03

    Generate TypeScript

    Click Generate to produce clean TypeScript interfaces.

100% In-Browser Privacy Guarantee

All operations in JSON to TS run locally in your web browser using HTML5, Web Cryptography, and WebAssembly APIs. Your text, files, credentials, and code never leave your computer.

Frequently Asked Questions

What is JSON to TS?

JSON to TS generates TypeScript type definitions and interfaces from sample JSON responses.

Does it handle nested objects and arrays?

Yes. Nested objects are extracted into separate cleanly-named sub-interfaces.

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