KDE 4.0 Released January 11, 2008, 12:59(EST) By Eric (a.k.a. TweakHound) The KDE Community is thrilled to announce the immediate availability of KDE 4.0. This significant release marks both the end of the long and intensive development cycle leading up to KDE 4.0 and the beginning of the KDE 4 era. More at KDE.org.