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JSON Formatter is a free online JSON formatter tool that allows you to easily format and validate JSON data. Simply enter your input and the tool will instantly generate the result in your browser. No installation or registration is required and everything runs securely in your browser.

JSON (JavaScript Object Notation) is a lightweight data-interchange format. A JSON formatter parses raw JSON text and outputs it in a structured, indented, human-readable form, making it easy to inspect and debug API responses or configuration files.

JSON Formatter

Format and validate JSON instantly with this free online tool.

How to Use

  1. Paste or enter your raw JSON into the input field
  2. Click the Format button
  3. The tool will instantly beautify and validate your JSON
  4. Copy the formatted output if needed

Example

Input

{"name":"Alice","age":30,"city":"Tokyo"}

Output

{
  "name": "Alice",
  "age": 30,
  "city": "Tokyo"
}

FAQ

What is JSON Formatter used for?
JSON Formatter beautifies and validates raw JSON data, making it easy to read and debug.
Is this tool free?
Yes, it is completely free with no registration required.
Does this tool run in the browser?
Yes, all processing happens locally in your browser and no data is sent to a server.

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