Convert pdbim to pnm Online: pdbim2pnm

You can use Tom's Editor to easily convert images from
Palm Pilot Image Viewer .PDBIM to Portable aNy Map .PNM.
Tom's Editor is a free, online image manipulation and converter program.

Go to Tom's Editor

PDBIM

Palm Pilot Image Viewer is an image format with extension PDBIM.

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.