XML Formatter

Pretty-print XML with indentation — parse errors shown clearly.

Theme

Private by design: This tool runs in your browser — your data is not uploaded.

How to use XML Formatter

Paste minified XML and get indented, readable markup — invalid XML shows a clear parse error.

Step-by-step

  1. Paste XML in the input area.
  2. Click Format.
  3. Copy the pretty-printed output.

Common questions

Does this validate XML?
Yes. Malformed XML shows a parser error message.
Is my XML uploaded?
No. Formatting runs locally.

Last updated: 2026-06-05