What is “tgif” Package?

Xlib-based interactive 2D drawing tool
For more details: http://bourbon.usc.edu/tgif/

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 tgif.

  brew install tgif

Now, use tgif!