Question 1

How is formatting different from validation?

Accepted Answer

Formatting makes the JSON structure readable, while validation checks that the syntax is correct.

Question 2

Can it format deeply nested JSON?

Accepted Answer

Yes, the tool recursively formats objects and arrays at any depth.

Question 3

Can I choose the indentation size?

Accepted Answer

Yes, you can switch between 2, 4 spaces, or tabs.

Question 4

Is my data sent to a server?

Accepted Answer

No, formatting happens entirely in your browser.

Question 5

Does it fix invalid JSON automatically?

Accepted Answer

No, invalid JSON should be checked with the JSON Validator first; the formatter expects syntactically correct input.

JSON Formatter

How to use it