What is “when” Package?

Tiny personal calendar
For more details: http://www.lightandmatter.com/when/when.html

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 when.

  brew install when

Now, use when!