Convert rip to pnm Online: rip2pnm
You can use Tom's Editor to easily convert images from
Rocky Interlace Picture .RIP to Portable aNy Map .PNM.
Tom's Editor is a free, online image manipulation and converter program.
Go to Tom's Editor
Rocky Interlace Picture is an image format with extension RIP.
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.