This article explains the steps to install SAOImage DS9 on MAC OSX using homebrew cask
- App Name – SAOImage DS9
- App Version – 8.1
- App url – https://sites.google.com/cfa.harvard.edu/saoimageds9/home
- App dmg file – packagedmglink
- App appcast link – https://sites.google.com/cfa.harvard.edu/saoimageds9/download
Steps To Install SAOImage DS9
- Open Spotlight search using “command + space” button and type “Terminal“. Then press “return/enter” key. This will open terminal. 
- Run the following command in terminal to install brew caskruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)" < /dev/null 2> /dev/null ; brew install caskroom/cask/brew-cask 2> /dev/null 
- Now install SAOImage DS9 with the following commandbrew install --cask saoimageds9
- SAOImage DS9 is installed now and ready to use!