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JSON Schema Generator

Generate JSON Schema from JSON data. Draft 7, 2020-12, with type inference.

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This preview template is being upgraded with extra features — 100% local, zero network requests.

Generate JSON Schema from JSON data. Draft 7, 2020-12, with type inference. Everything runs locally in your browser — your data never leaves your device.

How to use

  1. Enter your input in the tool above.
  2. Adjust any options to your preference.
  3. Use the Copy or Download buttons to save the result.
  4. Everything happens locally — your data never leaves your browser.
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