Package system-switch-displaymanager

A display manager switcher for GDM, KDM, XDM, WDM, LightDM, LXDM and SDDM

http://than.fedorapeople.org/system-switch-displaymanager

The Display Manager Switcher is a tool which enables users to easily switch
between various deskplay managers that they have installed. The tool includes
support for GDM, KDM, XDM, WDM, LightDM, LXDM and SDDM.

Install system-switch-displaymanager if you need a tool for switching between
display managers.

General Commands
Command Description
system-switch-displaymanager graphical and text mode interface for choosing graphical display manager