Convert hips to pnm Online: hips2pnm

You can use Tom's Editor to easily convert images from
HIPS file .HIPS to Portable aNy Map .PNM.
Tom's Editor is a free, online image manipulation and converter program.

Go to Tom's Editor

HIPS

HIPS file is an image format with extension HIPS.

PNM

PNM images are uncompressed 24 bit RGB images. Can cannot store Alpha channel. PNM images come in 2 types: binary and text. Especially popular on Linux.