Free Online XML Formatter & Validator
Format, minify, and validate XML documents instantly with smart syntax highlighting and error detection—100% private and browser-based.
Smart Formatting
Automatically beautify and structure your XML with proper indentation and spacing
Error Detection
Validate XML syntax and catch formatting errors before they cause problems
100% Private
All processing happens in your browser—your XML never leaves your device
XML Formatter
Format, minify, and validate XML online—fast, private, and 100% in-browser. No signup, syntax highlighting, error detection, clipboard copy, or download.
Input XML
Formatted XML
Formatted XML will appear here after processing
Key Features
Smart Formatting
Automatically format XML with proper indentation and structure
XML Validation
Validate XML syntax and detect errors with helpful messages
Easy Export
Copy to clipboard or download formatted XML files
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Why Choose Our XML Formatter?
Professional-grade XML processing with enterprise features—completely free and private.
Real-time Validation
Instant syntax checking with detailed error messages and line numbers
Professional Formatting
Beautify XML with proper indentation, spacing, and structure
One-Click Minification
Compress XML for production use while maintaining validity
Syntax Highlighting
Color-coded XML elements for better readability and debugging
Copy & Download
Easy clipboard copying and file downloads for formatted XML
No Registration Required
Start formatting XML immediately—no signup, no account needed