pbmupc
Generate a PBM image of a Universal Product Code (UPC).
TLDR
Generate a UPC image for the specified product type, manufacturer code, and product code
$ pbmupc [product_type] [manufacturer_code] [product_code] > [path/to/output.pbm]
Use an alternative style that does not display the checksum
$ pbmupc -s2 [product_type] [manufacturer_code] [product_code] > [path/to/output.pbm]