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Format JSON

Review the JSON and adjust its formatting.

Help and information

How to use

Check the JSON record - a text data format - and arrange the lines and indents.

  1. Type or paste your text.
  2. Adjust the result if needed.
  3. Click “Format JSON” and download the finished file.
Read the full guide
Frequently asked questions
Where is the processing performed?
The tool runs on your device, right in your browser. Files and entered text for this operation are not sent to the server.
What to do if the result is not suitable?
Take the original file or text and try other settings in the steps above. Compare the new result with the previous one. The original files on your device remain unchanged.
Features and limits

JSON requires double quotes. Comments and an extra comma after the last value are not allowed. The tool checks the record but doesn't know if the data itself, such as name or age, is correct.

Text → .txt

Processing in the browser. No files are sent to the server for this operation.

Check the structure and values ​​in the result. If there is an error, correct the source JSON according to the message, then run again. Download formatted.json if you need the file.