Convert mrw to pnm Online: mrw2pnm

You can use Tom's Editor to easily convert images from
Sony (Minolta) Raw Image File .MRW to Portable aNy Map .PNM.
Tom's Editor is a free, online image manipulation and converter program.

Go to Tom's Editor

MRW

Sony (Minolta) Raw Image File is an image format with extension MRW.

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.