XML Formatter & Beautifier

Format and beautify XML documents online for free. Pretty-print XML with proper indentation and syntax highlighting. Browser-based — your data never leaves your device.

Your data never leaves your browser

JSON Formatter & Beautifier

Format and validate JSON with syntax highlighting online

HTML Formatter & Beautifier

Format and beautify HTML with proper indentation

XML Validator

Validate XML syntax and detect errors

Frequently Asked Questions

Does XML formatting change the document?

No. Formatting only adds whitespace for readability. The XML structure and data remain identical. Use the minifier to compress back for production.