What is “xpdf” Package?

PDF viewer
For more details: http://www.foolabs.com/xpdf/

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 xpdf.

  brew install xpdf

Now, use xpdf!