Convert agp to pnm Online: agp2pnm
You can use Tom's Editor to easily convert images from
Atari AGP .AGP to Portable aNy Map .PNM.
Tom's Editor is a free, online image manipulation and converter program.
Go to Tom's Editor
AGP
Atari AGP is an image format with extension AGP.
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.