Steps To Install at-spi2-atk on Mac

Package Information:

Name: at-spi2-atk
Use: Accessibility Toolkit GTK+ module
URL: http://a11y.org

Installation Steps:

1. Open Terminal using Spotlight search by pressing <command+space>. Type terminal and hit Enter key.
2. Now, run

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

3. Install at-spi2-atk using brew

   brew install at-spi2-atk

at-spi2-atk is ready to use now!