XML Formatter / Validator - Beautify XML

Free XML tool. Format (indent/beautify) and validate XML locally in your browser with DOMParser, locating parse errors. 100% local, no upload.

About Encoding / Dev

Format and validate XML locally, indent & locate errors. This tool runs entirely in your browser locally โ€” no file upload, your privacy is protected, and speed is unaffected by network.

FAQ

Will my files be uploaded?

No. All processing happens locally in your browser; files never leave your device.

Which formats / scenarios are supported?

xml formatter, xml validator, xml beautify, online xml, xml format tool and more can be done on this page.

Do I need an internet connection?

After the page loads, conversion/computation runs locally and works offline (except features relying on external fonts/libraries).