ChaoticSoftware - FlavorSavers is application based screensaver package for the PowerPC Macintosh, MacOS 8.0. - http://www.chaoticsoftware.com/ProductPages/FlavorSavers.html
Eclipse - Displays the current time floating on the screen, graphics (PICTs, JPEGs and GIFs) and QuickTime movies from a folder full of choices. Select the graphics and movies to display by dropping them into the Eclipse Graphics folder. Screensaver can control the - http://www.ambrosiasw.com/utilities/eclipse/
Imaja: Bliss Saver - Displays awesome color animations as a screen saver or as an interactive graphic toy. Use the keyboard to trigger the innovative color synthesizer. Over 130 animations are included each lasting from 5 to 30 minutes. MIDI and sound input are supported. Pas - http://www.imaja.com/blisssaver/
Stephen's Screen Savers - Original freeware and shareware screensavers all work with the Macintosh version of After Dark, and with several After Dark compatible screensavers. - http://www.stephen.com/ad/ad.html
HourWorld Live Deskpicture and Screensaver - For Power Mac G3 or G4, puts a high-resolution satellite image of the earth with the current situation of day, night, and twilight on your desktop behind your icons. After a period of inactivity, switches to screensaver operation. - http://www.hourworld.com/livedeskpic.htm