Maybe of interest. Ubuntu Customization Kit Ubuntu Customization Kit is a tool that helps you customizing official Ubuntu Live CDs (including Kubuntu/Xubuntu and Edubuntu) to your needs. You can add any package to the live system, for example language packs, or applications.
Seems similar to Remastersys? http://www.remastersys.klikit-linux.com/ See here too: http://www.dedoimedo.com/computers/remastersys.html Mrk