Two Ubuntu brothers a.k.a derivatives: Kubuntu 12.04 LTS and Xubuntu 12.04 LTS have been released. Let's start with Kubuntu! Kubuntu is a derivative of Ubuntu which uses K Desktop Environment (KDE) instead of Unity, it provides beautiful and elegant desktop experience for its users. Kubuntu 12.04 LTS will be supported for 5 years.

What's new in this release:
  • Improvements in speed and rendering in Dolphin
  • Redesigned power management configuration - settings are now Activity-aware
  • New Icon Tasks provides an alternative icon-only taskbar
  • Amarok 2.5 updates
  • Rekonq and OwnCloud Updates
  • And more!
For detailed information about what's new in Kubuntu 12.04 LTS, please click here!

Download Kubuntu 12.04 LTS

In other news, Xubuntu 12.04 LTS is now available for download. It will be supported for three years per Xubuntu LTS plan. Xubuntu is a simple, fast, and lightweight alternative of Ubuntu which uses XFCE as its desktop environment.

Xubuntu 12.04 LTS release notes:
  • The i386 images use a non-PAE kernel. The non-PAE kernel will not be available in future Xubuntu releases.
  • Some default shortcuts have been changed, added and deleted. See New default shortcut keys for the complete list.
  • Pavucontrol is used instead of xfce4-mixer due to latter not supporting Pulseaudio
  • The Alacarte menu editor is installed by default and will work with Xfce-related menu items as well
  • Lots of appearance improvements, including new branding, fixes for Greybird, Ubiquity, Plymouth, LightDM and Terminal theming
  • Syncs, updates and patches from Debian and upstream, including xfce4-power-manager, Ristretto and gmusicbrowser
  • xfdesktop4 updated to support single-click opening and thumbnail support for the desktop
  • xfce4-settings has been updated to include the new mouse and touchpad dialog

Download Xubuntu 12.04 LTS

Enjoy :)