KDE 4.0.0 released
Version 4.0.0 of KDE, the X11 desktop environment based on Qt, has been released. This is the first stable release based on Qt 4. Major new features include the Plasma desktop with widgets similar to those in Windows Vista and Mac OS X Tiger, Oxygen artwork, a much improved KWin window manager, the Okular document viewer and Dolphin for the file manager rather than Konqueror. A visual guide with screenshots is here; source downloads are on the info page here, with links to binaries on the main page linked above.