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DevToys
Formatters

JSON formatter

Validate and pretty-print JSON

Conversion workspace

JSON Formatted JSON

Input
JSON
Output
Formatted JSON
How to use / Notes

How to use

  1. Paste the JSON to format.
  2. Adjust options such as indent width.
  3. Copy the formatted, validated result.

Notes

  • Syntax errors are reported with their location.
  • Comments (JSONC) and trailing commas are invalid in standard JSON.