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JSON Schema Generator

Paste a JSON sample and get a draft-07 JSON Schema with inferred types, required fields, and nested structure.

Updated April 2026

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What it does

Paste a JSON sample and get a draft-07 JSON Schema with inferred types, required fields, and nested structure.

Runs entirely in your browser — no upload, no account, no watermark. For more tools in this category see the full tools index.

How to use it

  1. Fill in the inputs or drop your file.
  2. Click the primary button to run.
  3. Copy or download the result.