JSON Schema Generator
Paste a JSON example and get a JSON Schema (Draft 2020-12) instantly.
Generate JSON Schema from example JSON
This tool analyzes your JSON and infers a Draft 2020-12 JSON Schema — including types, required fields, nested objects, arrays, and common string formats (email, URI, date). It's a starting point; review and adjust the schema for your API or validation needs. To explore the structure visually, use JSON Tree Viewer. To format raw JSON, try JSON Formatter.
Private & free — this tool runs entirely in your browser.
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