What is “rfcmarkup” Package?

Add HTML markup and links to internet-drafts and RFCs
For more details: https://tools.ietf.org/tools/rfcmarkup/

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 rfcmarkup.

  brew install rfcmarkup

Now, use rfcmarkup!