http://www.kde.org/
KDE 4.1.4 and 4.2 Release Candidate Available Now
The KDE community has made available two new releases of the KDE desktop and applications today.

* KDE 4.1.4 is the latest update for the KDE 4.1 series. It contains many bugfixes, mainly in the e-mail and PIM suite Kontact and the document viewer Okular.
* KDE 4.2 RC is the release candidate of KDE 4.2, also bringing new features to the desktop and thousands of applications.

KDE 4.1.4最終版
KDE 4.2 RC出ました