Kubuntu 13.10 is an Ubuntu variant featuring the latest KDE desktop environment. It is a brand-new version with the latest KDE software to enjoy. Highlights: a new versions of KDE's Software Compilation 4.11 is featured in Kubuntu 13.10, adding faster Nepomuk indexing, Kontact improvements such as a new theme editor for e-mails, and preparing the ground for future developments using Wayland and Qt 5; Muon Discover - a friendly new way to discover and install applications; User Manager - a simpler way to manage your system users; wireless setup in installer; KDE Telepathy with better text editing and improved notifications; the new Network Manager applet gives a simpler UI for connecting to a range of network types; for a summary of the OS installed use the new About System page in System Settings.
About Kubuntu
Kubuntu is a free, user-friendly Linux distribution based on KDE's desktop software and on the award-winning Ubuntu operating system. It has a biannual release cycle and at least 18 months of free security updates for each release. Besides providing an up-to-date version of the KDE desktop at the time of the release, the project also releases updated KDE packages throughout the lifetime of each release.