create a startup disk using a CD or disc image (common files)

 Startup Disk Creator converts a USB key or SD card into a volume from which you
 can start up and run Ubuntu. You can also store files and settings in any space
 left over.
 .
 The program also works for Debian, or any other Debian-based OS for which you
 have a CD or .iso image.
 .
 This package contains backend engine and common data files used by frontends.