Utility Empire · dev

JSON → Type Schema Generator

Derive TypeScript type definitions from a JSON sample payload.
INPUT
OFF
PARSE
OFF
INFERENCE
OFF
EXPORT
OFF

Input detector

Checks that a JSON sample has been entered into the source editor before schema generation can proceed.

Parse detector

Validates that the entered text is well-formed JSON that can be tokenized without error.

Inference detector

Summarises the type graph derived from the payload: number of root types, total fields, and depth of nesting.

Export detector

Confirms that generated type definitions are ready to copy or download to disk.

JSON Sample

Paste a JSON object or array, then generate.

Generated Schema

TypeScript definitions inferred from the payload.
TypeScript
Zod
Utility Empire · json-schema-generator · pure client-side