Web site: fluxbuntu.org (not active)
Desktop environment: Fluxbox
Based on: Ubuntu
Media: Install CD
The last version | Released: 7.10-rc | October 26, 2007
Fluxbuntu – a Linux distribution made for computers that have less powerful hardware. It is based on Ubuntu and uses Fluxbox as its window manager.
It is lightweight, swift and efficient. These features support the Fluxbuntu Linux Project’s goal of running on a wide range of mobile devices and computers (low-end & high-end).
The project developer is Joe Jaxx.
The screenshot source: Wikipedia.