JSON Data Formatter

Format, minify, validate, and sort JSON data online with syntax highlighting and copy functionality.

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9,308+

Total Calculations Run

< 15ms

Browser Execution Speed

100%

Client-Side Privacy

4.9 / 5.0

User Satisfaction

Worked Example & Common Values

Below is a sample worked calculation demonstrating how JSON Data Formatter processes input data instantly inside your browser.

Sample Input Minified string: {"id":1,"status":"active","roles":["admin"]}

Computed Result

{
  "id": 1,
  "status": "active",
  "roles": [
    "admin"
  ]
}

Execution Mode Client-Side In-Browser JS

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About This Tool

This online JSON Data Formatter tool allows you to input raw JSON data and format it with customizable indentation, minify it for compact storage, validate its syntax, and sort keys alphabetically. It features a clean, user-friendly interface with real-time validation, syntax highlighting for formatted output, and one-click copy functionality. Perfect for developers, data analysts, and anyone working with JSON data.

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How to Use

Paste your JSON data into the input textarea.
Select formatting options: choose indentation (2 or 4 spaces), toggle minify to compress JSON, or toggle sort keys to alphabetize keys.
Click the 'Format JSON' button to process the data.
View the formatted or minified result in the output area with syntax highlighting.
Use the 'Copy to Clipboard' button to copy the result, or 'Clear All' to reset the tool.

Frequently Asked Questions

Find Quick Answers

What is JSON formatting?

JSON formatting involves adding indentation and line breaks to JSON data to make it human-readable. This tool also allows minifying (removing whitespace) and sorting keys alphabetically.

Does this tool validate JSON?

Yes, the tool validates JSON syntax during formatting. If the input is invalid JSON, an error message will be displayed with details on the issue.

Can I use this tool offline?

No, this is an online tool that runs in your browser. However, all processing is done client-side, so your data never leaves your device.

What are the supported indentation options?

You can choose between 2 spaces or 4 spaces for indentation when formatting JSON. Minify option removes all indentation and whitespace.

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