Where does the validation happen?

Utility

JSON Formatter

Format, validate, and minify JSON with clear error locations.

Enter your values below — results update instantly as you type.

Paste your JSON

Valid JSON

{
  "name": "ToolsToIndia",
  "tools": 500
}

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Leaving a trailing comma after the last item in an object or array, which is invalid in standard JSON.

Entirely in your browser. Your JSON data is never sent to a server, which matters if it contains sensitive information.

Find your exact age in years, months, and days from your date of birth.

Generate strong, random passwords with custom length and character sets.

Turn any text, URL, or contact detail into a downloadable QR code.