SGI to PBM Converter
Convert your sgi files to pbm online & free
Irix RGB image
How to convert SGI to PBM
Select files from Computer, Google Drive, Dropbox, URL or by dragging it on the page.
Choose "to pbm"
Choose pbm or any other format you need as a result (more than 200 formats supported)
Download your pbm
Let the file convert and you can download your pbm file right afterwards