XScreenSaver - XScreenSaver is the standard screen saver collection shipped on most Linux and Unix systems running...
Fliqlo Screensaver - A screensaver that displays the time using a flip clock.
Really Slick Screensavers - Really Slick contains free 3D OpenGL screensavers.
Padbury Clock Screensaver - Minimal screensaver for Mac
Clock Screen Saver - Clock Screen Saver is a free cool looking screen saver that displays the current time in the way of digital or analog clock faces.
Gnome Screensaver - gnome-screensaver is a new screensaver that can replace xscreensaver.