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JSON / CSV Formatter

Format, validate and minify JSON with clear error locations, or convert between JSON and CSV instantly.

How it works

  1. Pick JSON tools, JSON→CSV or CSV→JSON.
  2. Paste or type your data.
  3. Run the action — errors show the exact line/column.
  4. Copy or download the result.
100% Private Parsing happens locally in your browser. Nothing is sent anywhere.
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