UTILYARD
tools / developer

JSON to Model Generator

Convert a JSON object into typed models for TypeScript, Python, Go, Rust, Kotlin, Swift, or C#.

JSON INPUT
TYPESCRIPT OUTPUT
interface Root {
  id: number;
  name: string;
  email: string;
  age: number;
  active: boolean;
  score: number;
  tags: string[];
  address: Address;
}

interface Address {
  city: string;
  zip: string;
}

ABOUT THIS TOOL

Paste any JSON object or array to instantly generate strongly-typed model definitions in your language of choice. Handles nested objects, arrays of all types, and all JSON primitives. Useful when working with API responses, config schemas, or any JSON data you want to represent as typed structs, interfaces, or classes in your codebase.

JSON to Model Generator — UtilYard