Fedora Core 4
Fedora Core 4 is a version of Fedora, released on 13 June 2005 under the codename "Stentz". It shipped with Linux 2.6.11, KDE 3.4 and GNOME 2.10. This version introduced the new Clearlooks theme, which was inspired by the Red Hat Bluecurve theme. It also shipped with the OpenOffice.org 2.0 office suite, as well as Xen, a high performance and secure open source virtualization framework.