Input JSON
Formatted JSON
Output will appear here...How to Beautify JSON Online
- 1Paste your minified or ugly JSON into the left input area
- 2The tool automatically validates and beautifies the JSON
- 3Make sure "Format" mode is selected (default) for beautified output
- 4View the prettified result with proper indentation on the right
- 5Click "Copy JSON" to copy the beautified output
- 6Use the statistics panel to see character count and validation status
Frequently Asked Questions
What does JSON beautification do?
It adds proper indentation (2 spaces by default), line breaks, and spacing to make JSON human-readable. A single-line blob of minified JSON becomes a well-structured, easy-to-scan document.
Is beautifying the same as formatting?
Yes. "Beautify," "prettify," and "format" all refer to adding whitespace and indentation for readability. The opposite is "minify," which removes all unnecessary whitespace.
Can I beautify invalid JSON?
No — the JSON must be syntactically valid first. If there are errors, the tool will show the exact error message and position so you can fix it before beautifying.
Will beautifying change my data?
No. Beautification only adds cosmetic whitespace. Your keys, values, and structure remain identical. Any JSON parser produces the same result from both minified and beautified versions.
Is my data private?
Yes. Everything runs in your browser. No data is sent to any server, ensuring complete privacy for sensitive JSON payloads.
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