JSONConvert – Convert JSON to typed code directly in your browser

Summary: JSONConvert is a free, client-side tool that transforms JSON into TypeScript interfaces, Zod schemas, Pydantic models, YAML, and other formats without sending data to a server. It runs entirely in the browser, ensuring privacy and offline functionality.

What it does

It converts pasted JSON into typed code formats like TypeScript, Zod, Pydantic, YAML, CSV, and JSON Schema, plus utility tools such as JSON Diff and Base64 decode.

Who it's for

Developers needing to generate typed code from API responses or JSON data quickly and privately.

Why it matters

It eliminates manual coding of type definitions and protects user data by running fully client-side without backend involvement.