Kubuntu is an official flavour of the Ubuntu operating system which uses the KDE Plasma Desktop instead of the Unity graphical environment. Developed by Canonical Ltd
License: Open Source
Kubuntu is an open-source, customizable Linux distribution that offers a flexible and lightweight environment, ideal for developers and tech enthusiasts. In contrast, Windows Vista, while user-friendly and compatible with many applications, has reached its end of life and is generally more resource-intensive.