Question 1

How do I use the JSON Formatter?

Accepted Answer

Paste relaxed JSON with comments, single quotes, or trailing commas — it auto-fixes them Use the indent pills to switch between 2-space, 4-space, tab, or minified Enable 'Sort keys' to alphabetize all object keys recursively

Question 2

What can I use the JSON Formatter for?

Accepted Answer

Prettify minified API responses for debugging Format config files before committing to git Clean up messy JSON from copy-paste Validate and fix JSON from legacy systems

Question 3

Is the JSON Formatter free and private?

Accepted Answer

Yes — it runs in your browser, requires no signup for basic use, and your data never leaves your device. JSON was inspired by JavaScript object literals but is actually language-independent. Douglas Crockford popularized it in 2001.

JSON Formatter

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