JSON to TypeScript Interface & Type Generator

Paste any JSON payload to instantly generate deeply typed TypeScript interfaces, types, or Zod schemas with nested object support.

100% Client-Side Privacy: All calculations, text transformations, and file operations run locally in your browser. No files or personal inputs are uploaded to external servers.

JSON to TypeScript Interface & Zod Generator

Generate strongly-typed TypeScript interfaces, type aliases, and runtime Zod schemas from raw JSON.

Samples:

Root Name:

Output Target:

Mark All Optional (?) Readonly Fields

Raw JSON Payload Valid JSON

Generated TypeScript / Zod

Informational & Educational Disclaimer

This tool is designed for informational and educational estimation purposes only. Calculations are based on user-provided inputs and standard mathematical formulas. For official tax, legal, or financial decisions, please consult certified professionals or official government publications.

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