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Online XML formatter

Free, private formatting. Readable code, right in your browser.

</>
Inputxml
Untitled document
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Output
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Runs locally
Ready to formatOutput may be out of datePrivate session·No account needed

Format XML without leaving your browser

Pretty-print XML elements and attributes in a readable nested structure.

How to use this formatter

  1. Paste your XML or upload a file in the input panel.
  2. Choose indentation and print width, then select Format. Auto-format is also available.
  3. Review the output with line numbers and expandable code sections. Copy or download the result.

Use the XML formatter for documents and service responses. Data conversion may represent attributes differently, so inspect converted output before integrating it.

What to check

XML must have matching tags and properly quoted attributes. DTDs and entity declarations are not supported by the data explorer.

Syntax checks help find parsing errors. They do not replace application tests, a compiler, or a security review.

XML example to try

The editor starts with a sample like this when there is no matching saved draft. Use Sample in the workspace to reset it.

<workspace><project name="Tidyzo"><private>true</private><languages><language>JSON</language><language>XML</language></languages></project></workspace>

Common questions

Is Tidyzo free?

Yes. The formatter is free to use without creating an account.

Where does my code go?

Pasted and uploaded documents are processed in your browser. Optional remembered drafts and history stay in browser storage. Importing a URL contacts that URL directly. Share links contain the document in the URL fragment, so anyone with the link can read it. See the privacy information.

Can I use this without JavaScript?

You can read the guides and examples without JavaScript. The interactive editor and local formatting engine require JavaScript.

How large can my document be?

The workspace accepts documents up to 5 MB. Complex documents can take longer, and operations that exceed the time limit are stopped to keep the workspace responsive.