anytopnm(1) on Linux
The text 14383dd6e99f, as Debian 13 (Trixie), Debian 12 (Bookworm) shipped it.
convert an arbitrary type of image file to PBM, PGM, or PPM
The text 14383dd6e99f, as Debian 13 (Trixie), Debian 12 (Bookworm) shipped it.
convert an arbitrary type of image file to PBM, PGM, or PPM