JSON Key Sorter Online — Recursively Sort Object Keys
Recursively sort JSON object keys online while preserving array order and values.
About this tool
The tool parses strict JSON, sorts every object level with locale comparison and walks arrays without reordering their elements.
How to use
- Enter or select the required input.
- Run the tool with the intended options.
- Review the result before using or downloading it.
Features
- Recursive object sorting.
- Array order preserved.
- Formatted JSON output.
Common use cases
- Create stable configuration diffs.
- Normalize fixtures.
- Review large objects.
Common issues and tips
- Sorting changes property order but not semantic JSON values.
- Invalid JSON cannot be processed.
Privacy
Processing runs locally in your browser. Input is not uploaded to Tools12345.
Frequently asked questions
Are nested keys sorted?
Yes.
Are arrays sorted?
No, only objects inside them are processed.
Are values changed?
No.