Send User Notifications on macOS from the command-line
...Sticking to two smaller specialized tools will hopefully make them easier to maintain and less error prone. It is currently packaged as an application bundle, because NSUserNotification does not work from a ‘Foundation tool’. radar://11956694. If you intend to package terminal-notifier with your app to distribute it on the Mac App Store, please use 1.5.2; version 1.6.0+ uses a private method override, which is not allowed in the App Store Guidelines.
RADAR is a pluggable network monitoring platform that allows for reporting and searching at the application layer. Out of the box, RADAR lets you capture SMTP, AIM, YahooIM and YMail traffic. Find out more at: http://www.optaros.com/solutions_radar.html