Toorox is a Linux live DVD based on Gentoo which starts as bootable media using KNOPPIX technology. It is designed for ease of use, with a simple control center and a hard disk installer. It contains many applications and uses KDE, GNOME, or XFCE as a working environment. A live USB pen drive image maker is also present on the desktop. It is multi-lingual and contains the unstable branch of Gentoo (x86 and amd64).
GoblinX XFlash is an edition specially designed for 1GB USB pen drives. The system differs from MegaFlash because it includes GoblinX Mini 2.7 instead of the Premium edition, plus applications used to compile other programs from source code, several more applications for everyday use, some bindings and languages, games, and OpenOffice.org.
Stem Desktop is a minimalistic Debian desktop for low-end hardware with limited memory (166Mhz / less than 64M). The goal is to find programs that have the smallest possible memory footprint. After installing *.deb packages on top of clean Debian, the desktop is ready to accept graphical logins.
Goodgoat Linux is a simple to use Linux distribution that can be run from a USB drive, hard drive, or CD-ROM. Rather than overwhelming users with a multitude of applications, it aims to have the best utility for each job. In addition to including the latest software, it makes it easy to share a computer's hard drive over a network.
GNUSTEP Live CD contains a lot of software for GNUstep, a free implementation of the OPENSTEP framework (which is also directly used in Mac OS X as Cocoa). It includes excellent applications for RAD (GORM and ProjectCenter). The CD is available for i486, AMD64, Apple Mac PowerPC, and Sun UltraSPARC computers.