How to Use XML Formatter & Validator
Pretty-print or minify XML with proper indentation, and validate it with the browser's own parser to catch errors.
Open the XML Formatter & Validator tool →What is XML Formatter & Validator?
Beautify, minify and validate XML in your browser. It's completely free, needs no sign-up, and runs entirely in your browser — so it's fast and private.
How to use XML Formatter & Validator
- Open the XML Formatter & Validator tool.
- Paste or type your input.
- Set any options provided.
- Copy the result. Everything runs in your browser — nothing is uploaded.
Frequently asked questions
Can it validate XML?
It checks that the XML is well-formed and reports errors. It does not validate against a DTD or schema.
Can I minify as well as beautify?
Yes — beautify with indentation for readability, or minify to strip whitespace for smaller payloads.
Is my XML private?
Yes — formatting happens in your browser and nothing is uploaded.
Ready to try it?
Open XML Formatter & Validator →