pngoptimizer, truepng, pngout, optipng, leanify, pngwolf, pngrewrite, advpng, ect, pingo, deflopt, and defluff Co-authored-by: unknown <> Reviewed-on: lolcat/4get#17 Co-authored-by: pumuckel <pumuckel@no-reply@lolcat.ca> Co-committed-by: pumuckel <pumuckel@no-reply@lolcat.ca>