YAML Formatter
Parse, validate, and reformat YAML into a consistent style, with optional key sorting. Everything runs in your browser.
Input
Output
FAQ
Is my YAML sent to a server?
No. Everything happens entirely in your browser and no data leaves your device.
Does it catch syntax errors?
Yes. It parses the YAML and shows an error message in the output area if something is wrong.
Can I sort keys alphabetically?
Yes. Enable 'Sort keys' to output mapping keys in alphabetical order.
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