JSON Key Sorter

Sort object keys alphabetically at every depth.

Free · Runs in your browser · Last updated 2026-05-03

Descending Indent

Input JSON

Sorted

About this tool

Recursively sort all object keys alphabetically. Produces stable, deterministic JSON output for diffing or signing.

Privacy

All processing for JSON Sort happens locally inside your browser using JavaScript. Your input is never uploaded to a server, logged, or shared with third parties.

Frequently asked questions

Is the JSON Sort free to use?

Yes. JSON Sort is completely free for both personal and commercial projects. There are no usage limits, no sign-up, and no premium tier.

Is my data safe when I use JSON Sort?

All processing happens locally in your browser using JavaScript. Your input is never uploaded to our servers, logged, or shared with any third party.

Does JSON Sort work offline?

Once the page has loaded, the tool runs entirely client-side. You can disconnect from the internet and it will keep working in the same browser tab.

Which browsers are supported?

JSON Sort works in all modern browsers, including the latest versions of Chrome, Firefox, Safari, Edge, Brave, and Opera, on desktop and mobile.

Do I need to install anything?

No. JSON Sort runs in any modern web browser with no installation, browser extension, or account required.

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