The stable release of Kubuntu 15.04 has arrived and is now available for download and install in your computer. This release Kubuntu Team include KDE plasma 5.2 as main desktop environment, powered by Kernel 3.19 and using systemD as default boot manager. Based on Ubuntu 15.04, it will supported with security patches and software updates for only 9 months, until February 2016.
Kubuntu 15.04 also include KDE Applications 14.12 which containing all your favourite apps from KDE. This is the 14.12.2 update with bugfixes and translation updates. A few applications have been ported to KDE Frameworks 5 but those which aren’t should fit in seamlessly. Non-KDE applications include LibreOffice 4.4 and Firefox 37
For more information about this release, you can refer to Kubuntu 15.04 release notes.