Convert a DocBook XML document to HTML format and store the resulting files in a separate directory

Apply an XSL stylesheet to an XML document.
More information: <https://pagure.io/xmlto>.
Trick copyright: tl;dr; <https://github.com/tldr-pages/tldr>

xmlto -o {{path/to/html_files}} {{html}} {{document.xml}}

click the source code to copy install xmlto on any operating system with command-not-found.com