It was every configuration option under the sun. You can make it look like anything you want, from simple and clean interfaces to busy and full of system information. There are tons of tutorials and a few sophisticated tools that make theming easier.

Kubuntu is a flavor version of Ubuntu. It provides a plasma desktop environment in its default distribution. The GNOME and graphics of Kubuntu are awesome. It is far better than Ubuntu. The best future of Kubuntu is card swapping ability, which is very useful for the NVIDIA server. There are other versions of Ubuntu, but as per my opinion, Kubuntu is best for all.

Kubuntu is easy to use, highly customizable due to KDE as its default desktop environment and user-friendly.