Make JSON readable, check it, or shrink it.
Paste JSON above to check and format it.
Paste it into the box. It is checked at once.
Format with 2 spaces, 4 spaces or tabs, or minify it. Sort keys if you like.
Copy the result or save it as a .json file.
No. Everything runs in your browser, so your text stays on your device.
If the JSON is not valid, the message gives the line and column where it went wrong.
It removes all spaces and line breaks so the JSON is as small as possible.
Only the order of the keys in objects. Lists keep their order.