Easy steps to install ttyplot package on Mac
Package Information:
Application Name – ttyplot
What is ttyplot – Not Available for ttyplot
Use of ttyplot – Realtime plotting utility for terminal with data input from stdin
URL – https://github.com/tenox7/ttyplot
Installation Steps:
- Open Terminal using Spotlight search by pressing  <command+space>. Type terminal and hitEnterkey.
- Now, run following command to install homebrew (brew)
- Install ttyplot using brew
brew install ttyplot 

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

ttyplot is ready to use now!