cl-netpbm
Common Lisp support for reading/writing the netpbm image formats (PPM, PGM, and PBM).
$ area51 add cl-netpbmCopyUsage
;; area51 add updates your .asd automatically.
;; Use the package in your code:
(in-package :my-project)
(cl-netpbm:some-function ...)