What is “pigz” Package?

Parallel gzip
For more details: http://www.zlib.net/pigz/

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 pigz.

  brew install pigz

Now, use pigz!