X display managers

display manager for the windowing systems X11 and Wayland

graphical login interface for Unix-like operating systems

graphical login manager which starts a session on an X server from the same or another computer

X11 & Wayland display manager

LightDM is a free and open-source X display manager that aims to be lightweight, fast, extensible and multi-desktop. It can use various front-ends to draw the user interface, also called Greeters. It also supports Wayland.

graphical login manager