DataFormattools
XML · Diff Tool

XML Diff & Comparison Tool

Compare two XML documents online. Detect tag additions, deletions, attribute updates, and structural differences side-by-side.

Structural Diff & Comparator
+0 additions-0 deletions
Original XML0 lines
Modified XML0 lines
Visual Diff Comparison0 changes

Enter original and modified text above to compute diff.

100% In-Browser Privacy: All conversions, formatting, and validations run purely on your machine using client-side JavaScript. Your data, code snippets, and environment variables are never transmitted to any server or recorded in logs.
Specifications

How XML Diff Works

  • Formats both XML documents with standard indentation.
  • Executes line-by-line diff algorithm.
  • Highlights additions (+ green) and deletions (- red).
Demonstration

Example Input & Output

Compares two XML documents line by line, highlighting modified tags and newly inserted elements.

Original XML (Left)
<config>
  <database>
    <host>localhost</host>
    <port>5432</port>
  </database>
</config>
Modified XML (Right)
  <database>
-   <host>localhost</host>
+   <host>db.internal</host>
    <port>5432</port>
+   <ssl>true</ssl>
  </database>
Applications

Common Use Cases

Build Manifest Diffing

Compare pom.xml dependency versions between two git branches.

XML Feed Audits

Track differences between successive RSS or product catalog feeds.

Guidelines

Key Specifications & Gotchas

Unformatted XML Diffs

Minified XML on a single line will diff poorly; our tool formats both inputs first.

Questions

Frequently Asked Questions

How do I compare two XML files?

Paste the original XML on the left and the modified XML on the right; differences are highlighted automatically.

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