ElectropaintOSX 0.2 for Mac was available as a free download on our application library. ElectropaintOSX for Mac relates to Theming Tools.
From the developer:
ElectropaintOSX is an OS X screensaver module port of Kent Rosenkoetter's clone of SGI's Electropaint screensaver "the most mesmerizing screensaver ever written". Kent's page can be found here.
Kent eloquently describes it best: "Back in the day, when SGI was the pinacle of the graphics field, included in IRIX was a pretty little screensaver known as electropaint.
You may want to check out more software for Mac, such as ART FOREST MAGIC CLOCK, which might be similar to ElectropaintOSX.