Convert cin to pnm Online: cin2pnm
You can use Tom's Editor to easily convert images from
Champions' Interlace .CIN to Portable aNy Map .PNM.
Tom's Editor is a free, online image manipulation and converter program.
Go to Tom's Editor
CIN
Champions' Interlace is an image format with extension CIN.
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.