JSON Key Sorter & Formatter
Sort and alphabetize keys in nested JSON objects. Deterministic key sorting simplifies Git commits, eliminates false diff flags, and creates organized API payloads.
How to Use JSON Key Sorter & Formatter
Paste JSON
Paste your raw or minified JSON object into the editor.
Choose Sort Order
Select Alphabetical (A-Z), Reverse (Z-A), or Key Length order.
Copy Sorted JSON
Copy the formatted, sorted JSON or download as a .json file.
About JSON Key Sorter & Formatter
Recursively iterates through object entries, sorts keys using localeCompare, and reconstructs deterministic JSON objects.
Supported Formats
Operational Limits
- •Sorts object keys; array element order is preserved unless configured.
Key Features
- Recursive nested object key sorting
- Ascending (A-Z) and Descending (Z-A) ordering
- Preserves array item sequences accurately
- 2 or 4-space indentation formatting
- One-click copy and .json download
Frequently Asked Questions
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