KIWI is an image system that provides a complete operating system image
solution for Linux supported hardware platforms as well as for virtualisation
systems like Xen, VMWare, etc.
Marcus Schaefer just released (july 9) version 2.54 of the KIWI Image System Cookbook.
KIWI in a nutshell:
Command-line appliance creatoroutput many diffrent formatsPowerful, scriptableOpen Source (GPL)
openSUSE