JSON Key Sorter
Sort JSON object keys alphabetically, including nested objects. Free, private and instant.
About the JSON Key Sorter
Sorting JSON keys gives every object a predictable order. That makes files easier to scan and produces clean, readable diffs in version control.
When to use it
Use it before committing config files, comparing API responses, or normalizing JSON from different sources.
How to use the JSON Key Sorter
- Enter or paste your input in the fields above.
- The result updates as you type, or press Run.
- Press Copy to copy the output.
Frequently asked questions
Is the JSON Key Sorter free?
Yes. It is completely free, with no signup and no usage limits.
Is my data uploaded anywhere?
No. Everything runs locally in your browser, so what you type never leaves your device.
Does the JSON Key Sorter work on mobile?
Yes. The tool is responsive and works on phones, tablets and desktops.
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