XML Formatter & Validator
Beautify, minify, and validate XML documents. See errors with line numbers.
About this tool
Beautify, minify, and validate XML documents online. Proper indentation, error detection with line numbers. Free, browser-based.
Frequently asked questions
Is XML still used?
Yes. Widely used in enterprise systems, SOAP, Android layouts, RSS, SVG, Office files, and many config formats.
How does validation work?
Uses the browser built-in DOMParser. If the XML has syntax errors, the exact position is reported.