LiveCDCustomization. You may wish to customise the Ubuntu Desktop LiveCd to: make your own Linux / Ubuntu distribution show off a particular application localise to a certain language remove software packages add software packages update software packages change system defaults (theme, icons, desktop background, panels, browser homepage, etc) The easiest way to create a custom LiveCD is to use Ubuntu Customization Kit.
What follows is the manual way of accomplishing the same. This guide is for the Desktop LiveCd; there is another page referring to customisation of the Alternative Install Cd & the Server Install Cd. Also, there is a guide on how to create a LiveCd without using an existing LiveCd. UCK - Ubuntu Customization Kit. InstallCDCustomization. The process of customizing or "remastering" Ubuntu installation CDs is not especially complex, but it is a little tedious and finicky.
The Ubuntu installation CD (since Ubuntu 6.06, the 'alternative install' or 'server' CD) has three main parts: a boot-loader (ISOLINUX on AMD64/x86 systems, yaboot on PowerPC) and its configuration (which starts everything up); debian-installer (also known as d-i, which in this case is really a specialized miniature Ubuntu system); and a Debian-style repository structure, which is what takes up disk space in the directories "pool" and "dists". Building a new CD may involve modifications to all three parts. This page shows a simple recipe for customizing the CD.