Neko is a cross-platform open-source animated cursor-chasing cat screenmate application. This is a historical archive of source code related to the Neko project.
Xfishtank is a well-known vintage application for Unix systems, based on the X11 protocol. It shows fishes swimming over the desktop. The original version, named xfish is from John Bradley who wrote the program back around 1987. My version of xfishtank is derived from the Debian version xfishank-2.5, maintained by Marius Gavrilescu and written by Jim Rees.
Like the other applications, using the root-window to draw in, xfishtank does not behave well in modern desktops: the program runs, but the drawings are invisible.
Neko is a cross-platform open-source animated cursor-chasing cat. This is a reimplementation in Go.