📃 XML Formatter

Online XML beautifier, minifier and validator

Output Result

📚 User Guide

Features

  • Beautify: Format compressed XML into readable indented format
  • Minify: Remove spaces and line breaks, minimize XML size
  • Validate: Check if XML syntax is correct

XML Basics

XML (eXtensible Markup Language) is a markup language used for storing and transmitting data.

<?xml version="1.0" encoding="UTF-8"?>
<bookstore>
  <book category="web">
    <title lang="en">Learning XML</title>
    <author>Erik T. Ray</author>
    <year>2003</year>
    <price>39.95</price>
  </book>
</bookstore>
                

XML vs JSON

Feature XML JSON
Readability Good Better
Data Size Larger Smaller
Parsing Speed Slower Faster
Supports Attributes Yes No

Use Cases

  • Configuration files (e.g., pom.xml, web.xml)
  • SOAP Web services
  • RSS/Atom feeds
  • Document formats (e.g., Office Open XML)
  • Data exchange

Common Errors

  • Tags not properly closed
  • Attribute values not quoted
  • Special characters not escaped (&, <, >, ", ')
  • Tag case mismatch
  • Missing root element