I would like to run a screen saver as my desktop background.
How can I do this?
Ask Different is a question and answer site for power users of Apple hardware and software. It only takes a minute to sign up.Sign up to join this community
You can look here for instructions.
Essentially, set your preferred screen saver in the Screen Saver preference pane and run this command in the Terminal to see the screen saver on the desktop:
/System/Library/Frameworks/ScreenSaver.framework/Resources/ScreenSaverEngine.app/Contents/MacOS/ScreenSaverEngine -background &