JSON to TypeScript Interface Generator
Paste JSON, generate TypeScript interfaces instantly. All processing runs locally in your browser.
JSON to TypeScript converter
All conversion runs locally. JSON is never sent to a server.
TypeScript output
Generated TypeScript will appear here.
FAQ
Does this tool send my JSON data to any server?
No. All conversion runs locally inside your browser. Your JSON never leaves your device.
What JSON features are supported?
Nested objects, arrays, strings, numbers, booleans and null values. Automatically detect enum candidates.
Can I customize the generated interface name?
Yes, you can input your preferred root interface name before generating types.
Is this tool completely free?
100% free, no registration, no rate limits.