How to Format and validate XML

Format and validate XML with syntax highlighting and error detection. Pretty-print minified XML or compress formatted XML.

4 min read XML Formatter Free, no signup required

Quick start

XML Formatter — Format and validate XML with syntax highlighting and error detection.

Get started in under two minutes:

  1. Open the tool and provide your input
  2. Review and adjust settings
  3. Review the output
  4. Copy the result
Open XML Formatter

Step-by-step instructions

Follow these steps to get the best results from XML Formatter:

1

Open the tool and provide your input

Use the input area to provide your content or data.

Tip: No account or signup is needed. The tool is ready to use immediately.
2

Review and adjust settings

Use the settings panel to refine the output. XML Formatter lets you format and validate xml with syntax highlighting and error detection.

Tip: Most settings work well at their defaults — only adjust when you need specific output.
3

Review the output

Check the result against what you expected. Look for any errors or unexpected output.

Tip: Verify the result before using it in production.
4

Copy the result

Click the "Copy" button to copy the output to your clipboard. The button briefly changes to "Copied!" to confirm the action.

Tip: Paste the result directly into your project, code editor, or document.
Open XML Formatter

Frequently asked questions

Is XML Formatter free to use?

Yes — XML Formatter is completely free with no account or signup required. All core features are available immediately.

Does XML Formatter work on mobile devices?

Yes — XML Formatter works on smartphones and tablets through any modern mobile browser. The interface adapts to smaller screens automatically.

Ready to format and validate XML?

XML Formatter is free to use. No account or signup required.

Open XML Formatter