JSON to JSON Schema Generator

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About JSON to JSON Schema

Generate schemas from real JSON

Turn sample payloads into a JSON Schema you can use for validation, docs, and forms.

How it works

Paste JSON or upload a .json file.
Choose required and enum detection options.
Copy or download the schema in your preferred draft.

Key options

Required fields: flag keys present across objects.
Enum detection: find repeated values in arrays.
Type inference: string, number, boolean, and null.

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