Developer
JSON Formatter
Pretty-print and validate JSON.
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Your input is processed locally in your browser. Everyday Tools does not need to upload your text to a processing server.
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About JSON Formatter
Pretty-print and validate JSON. This tool is designed to work directly in your browser, making it suitable for quick everyday tasks without an account.
How it works
Use the input controls above, run the tool, and copy or save the result when you're ready.
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More in Developer →Frequently asked questions
Is my input uploaded?
No. The tool is designed for client-side processing in your browser.
Can I use it on my phone?
Yes. Everyday Tools is designed mobile-first and works in modern browsers.