Convert bb0 to pnm Online: bb02pnm
You can use Tom's Editor to easily convert images from
Mode 0 .BB0 to Portable aNy Map .PNM.
Tom's Editor is a free, online image manipulation and converter program.
Go to Tom's Editor
Mode 0 is an image format with extension BB0.
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.