JSON Formatter
Prettify, minify, validate JSON.
Text
Tip: double-click any visible result to copy it to your clipboard.
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FAQ
Quick answers. No walls of text.
Is JSON formatted on the server?
No. JSON formatting runs locally in your browser.
Will Tooloh fix invalid JSON?
We show parse errors and the rough location, but we do not guess missing commas or quotes.
Does it support big JSON?
Yes, within your browser’s memory limits. Very large payloads may slow down older devices.