Convert tools

Sort JSON Keys

Sort object keys recursively while preserving array order and values.

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Uses Unicode code-unit order, including numeric-looking keys. Maximum nesting depth 80; numbers use JavaScript precision.

Up to 100,000 UTF-16 units per input and 1,000,000 per result. See the supported formats and examples below.

How to use

  1. Sort object keys recursively while preserving array order and values.
  2. Choose the mode or options, then run the tool.
  3. Review the result, then copy or download the TXT file.

Example

{"z":1,"a":2} → {"a":2,"z":1}

Details and limitations

Uses Unicode code-unit order, including numeric-looking keys. Maximum nesting depth 80; numbers use JavaScript precision.

Text stays in your browser; it is not sent to a conversion server.

FAQ

Sort JSON Keys — What are the supported inputs and limits?

Uses Unicode code-unit order, including numeric-looking keys. Maximum nesting depth 80; numbers use JavaScript precision.

Format references

Tool page updated: