Gentoo
Gentoo is a highly configurable Linux distro with an amazing package management system
called portage.
Some useful links about or related to Gentoo:
Gentoo Linux
Gentoo Forums
Safe CFLAGS Wiki
Gentoo localization guide
Gentoo Desktop Documentation Resources
Gentoo Minimal-Install-USB
Here is a way to create your own Gentoo USBstick out of the Gentoo minimal-install CD.
Gentoo Minimal-Install-USB
Gentoo on a USBstick
An easy way to build your own Gentoo System on a USBstick to use as a kind of LiveCD
alternative. Has some advantages over the original LiveCDs.
Gentoo on a USBstick