What is “xmlcatmgr” Package?

Manipulate SGML and XML catalogs
For more details: https://xmlcatmgr.sourceforge.io

Installation

• Open Terminal by pressing command+space then type terminal and hit Enter key.
• Install homebrew first.

  ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)" < /dev/null 2> /dev/null

• Install xmlcatmgr.

  brew install xmlcatmgr

Now, use xmlcatmgr!