Convert sunicon to pnm Online: sunicon2pnm

You can use Tom's Editor to easily convert images from
Sunview icon .SUNICON to Portable aNy Map .PNM.
Tom's Editor is a free, online image manipulation and converter program.

Go to Tom's Editor

SUNICON

Sunview icon is an image format with extension SUNICON.

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.