Developer utility

JSON Formatter

Validate, format and minify JSON locally.

Processed locally in your browser.

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About JSON Formatter

Validate, format and minify JSON locally. Choose your files, review the result, and download it directly. Toolsy processes content on this device, so it remains private.

How to use it

Add a supported file, adjust the options, then download or copy the result. You can start over at any time.

FAQ

Are files uploaded? No. All processing happens in your browser. Does it work on mobile? Yes, in modern mobile browsers.