Xubuntu is a complete GNU/Linux based system with an Ubuntu base. It's lighter, and more efficient than Ubuntu with GNOME or KDE, since it uses the Xfce Desktop environment, which makes it ideal for old or low-end machines, as well as thin-client networks
Fluxbuntu is a Ubuntu-based derivative that uses FluxBox as the desktop environment (window manager). It is lightweight, swift and efficient compared to Gnome or KDE. These features makes Fluxbuntu suitable for vast range of computers, from low-end to hig