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JSON Repair (Fix Broken JSON)

Fix almost-JSON: single quotes, keys without quotes, trailing commas, comments, Python True/None.

Tool inputs stay in your browser · optional AI search sends your query

Good to know: Handy when you copy a JavaScript object or Python dictionary and need real JSON. Always double-check the result.

How to use it (step by step)

  1. 1Type or paste your text into the “Broken JSON / JS object / Python dict” box. There is already an example in it so you can see how it works; press Clear to start with your own.
  2. 2Choose your settings: “Indent”.
  3. 3The answer appears right away in the “Valid JSON” box. No button needed.
  4. 4Press Copy and paste the result wherever you need it.

Words to know

JSON
A common text format apps use to store and send data, made of names and values in { } brackets.
Indentation / line endings
Indentation is the space at the start of a line that shows structure. Line endings are invisible characters that end each line: LF (Mac/Linux) or CRLF (Windows).

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