Question 1

How do I format JSON?

Accepted Answer

Paste your JSON into the input area, choose your indent size (2 or 4 spaces), and click 'Format'. The formatted output appears instantly.

Question 2

What is JSON minification?

Accepted Answer

Minification removes all whitespace, newlines, and indentation from JSON, making it as compact as possible. Useful for reducing payload size.

Question 3

Does this tool validate JSON?

Accepted Answer

Yes. If your JSON has syntax errors, the tool will display a descriptive error message telling you what went wrong and where.

Question 4

Is my JSON data safe?

Accepted Answer

Absolutely. All processing happens in your browser using JavaScript. Your JSON is never sent to any server.

Question 5

Can I format large JSON files?

Accepted Answer

Yes. Since processing happens locally in your browser, you can format JSON of any size. Very large files may take a moment depending on your device.

JSON Formatter/Validator