What is “qwt” Package?

Qt Widgets for Technical Applications
For more details: https://qwt.sourceforge.io/

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 qwt.

  brew install qwt

Now, use qwt!