Format, minify and check JSON syntax with selectable indentation in your browser.
DeveloperPaste your raw or minified JSON into the input area.
Click Format to pretty-print with indentation, or Minify to strip whitespace.
Invalid input displays the browser parserβs error message; a line number is not guaranteed.
Choose indentation style (2 or 4 spaces) to match your project's conventions.
Copy the formatted output with the copy button.
Input and settings
{"name":"Mali","active":true}Expected result
{
"name": "Mali",
"active": true
}Choose 2 spaces and click Format. Minify reverses whitespace formatting; it does not validate a business schema.
References: JSON.parse β MDN
Pretty-print a minified API response to quickly find the field you need.
Paste your package.json or app config to catch syntax errors before deploying.
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Format, validate, and minify JSON instantly in your browser. Useful for developers debugging API responses, configuring app files, or cleaning up minified payloads to read them.
Found incorrect guidance or a result? Send the team steps and a non-sensitive example.
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