XML Formatter

Format, validate, and minify XML. Pretty-print with indentation or collapse to a single line.

Options

Sample Data

ℹī¸ About XML Formatter

  • Uses the browser's native DOMParser for accurate XML parsing and validation
  • Detects mismatched tags, unclosed elements, and malformed XML
  • Minify mode removes all non-significant whitespace for compact storage or transmission
  • Preserves XML declarations, CDATA sections, and processing instructions

How to use XML Formatter

  1. 1
    Paste XML — Enter or paste your XML content into the input area.
  2. 2
    Choose mode — Format (pretty print), Minify, or Validate Only.
  3. 3
    Click Format XML — Output and statistics appear instantly.
  4. 4
    Copy or download — Use the formatted XML in your project.

XML Formatter runs entirely in your browser — your data never leaves your machine.