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About Best XML Formatter Online Tool

  • XML Formatter and Minifier is a free online developer tool to beautifully the format XML data with your preferred indentation level or minify XML data to be compact.

  • This tool is split into two modes: XML Formatter and XML Minifier.

  • You can either browse an XML file locally from your device, fetch an XML file from a URL, or enter XML code manually.

  • When you're done formatting or minifying XML data, you can either copy the result to your clipboard using the copy to clipboard button or download it as a text file to your device using the download button.

XML Formatter

Formats messed up XML code to be more human-friendly and readable with your preferred indentation level whether it be space or tab.

XML Minifier

Minifies XML code by removing all the unnecessary whitespace characters and comments.

What is XML?

Extensible Markup Language (XML) is a markup language and file format for storing, transmitting, and reconstructing arbitrary data. It defines a set of rules for encoding documents in a format that is both human-readable and machine-readable. The World Wide Web Consortium's XML 1.0 Specification of 1998 and several other related specifications and all of them free open standards.

Why XML?

XML allows you to tag data in a way that is similar to how you tag data when creating an HTML file. XML incorporates many of the successful features of HTML, but was also developed to address some of the limitations of HTML.

Online XML Formatter Example:

Below is an example of the XML and the formatted result.

XML Example:


Formatted XML Result

XML Format Rules

  • Any XML document should contain one root element.

  • Every XML element must have a closing tag.

  • XML elements must be properly nested.

  • Tags in XML are case-sensitive.

  • The < > & ' and " characters must be escaped.

  • XML has no predefined tags.

  • XML attributes must be quoted.

  • The MIME type for XML files is application/xml.