JSON to TypeScript POJO Generator
Convert JSON objects into TypeScript interfaces and type definitions instantly in browser.
JSON to TypeScript POJO Generator
Paste JSON and generate TypeScript interfaces instantly. This helps convert API payloads into typed models you can use in React, Vue, Node.js, and other TypeScript projects. For other JSON utilities, try the JSON Validator or the JSON to PHP Array Converter.
Set your root interface name, then copy or download generated code. Everything runs in browser, so your JSON never leaves your device.
Frequently Asked Questions
What JSON structures are supported?
Objects, nested objects, arrays, booleans, strings, numbers, and null values.
Why generate interfaces from JSON?
It removes manual typing work and catches integration mistakes earlier with TypeScript checks.
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