Convert ipi to pnm Online: ipi2pnm
You can use Tom's Editor to easily convert images from
IPI .IPI to Portable aNy Map .PNM.
Tom's Editor is a free, online image manipulation and converter program.
Go to Tom's Editor
IPI
IPI is an image format with extension IPI.
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.