Lonix is a console-based full Linux system which runs from a live CD. It includes a lot of useful utilities for students and developers, along with some servers like Apache, Proftpd, sendmail, and sshd (all pre-configured). It can also be used as a partition tool (featuring fdisk, parted, and partimage) or as a rescue CD.
Phrealon is a bootable Linux CD based on Slackware Linux 8.0, designed to allow the easy imaging of multiple workstations. It utilizes the updcast set of Linux tools to accomplish this. It provides an interface that allows users to select options from menus and autodetects most of the supported NICs.