JSON Formatter

Format and beautify JSON with auto-repair for common syntax mistakes like missing brackets and trailing commas.

Invalid JSON is auto-repaired when possible (missing ], trailing commas, etc.) then formatted.

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How to Use

  1. Paste your JSON in the input area.
  2. Click Repair & Format to fix common errors and prettify with indentation.
  3. Copy the formatted output.

FAQ

Does it fix invalid JSON?
Yes. The tool auto-repairs common issues such as missing closing brackets, trailing commas, and unclosed arrays before formatting.

About JSON Formatter

Beautify minified API responses and config files with our free JSON Formatter.

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