. . . . . "KDE Display Manager (KDM) is a display manager (a graphical login program) developed by KDE for the windowing systems X11 and Wayland.KDE Display Manager is the standard display manager of the KDE Software Compilation. It is based on the source code of X display manager.KDM allows the user to choose a desktop environment and/or window manager at login. KDM uses the Qt application framework."@en . .