<b_jonas> slashlearn farbfeld//zzo38\'s Farbfeld utilities is a package of command-line programs (with rather strange command-line syntax) for manipulating images in a specific raw format called farbfeld. It\'s somewhat underdocumented. http://zzo38computer.org/fossil/farbfeld.ui/home

We would have an explanation of abstract nonsense here, but it fled into a diagram and we haven't been able to chase it. We will try again once we find an abstract machete.