ppmpat(1) on Linux
The text be649456bafd, as Debian 12 (Bookworm) shipped it.
make a pretty PPM image
Flags it lists
-
-anticamo -
-argyle1 -
-argyle2 -
-camo -
-color -
-g2 -
-g3 -
-gingham2 -
-gingham3 -
-madras -
-mesh -
-poles -
-randomseed -
-squig -
-tartan