XML Formatter
Free XML formatter. Pretty-print and validate XML in your browser.
100% runs in your browser — no upload, no trackingHow to use
Paste XML and click Format to pretty-print and validate it.
Example
Dev
FAQ
Is my data uploaded to a server?
No. Every tool runs entirely in your browser. Your input never leaves your device.
Is this tool free?
Yes, all DevToolbox tools are free to use with no account required.
Does it work on mobile?
Yes, the interface is mobile-friendly and responsive.
How accurate is the conversion?
We use standard, well-tested algorithms (Web Crypto, Intl, DOMParser). Results match common reference tools.