GitHub Toggle Dark/Light/Auto mode Toggle Dark/Light/Auto mode Toggle Dark/Light/Auto mode Back to homepage


sessiond is a standalone X session manager that reports the idle status of a graphical session to systemd-logind. It can be used alongside a window manager or desktop environment that does not provide its own session management.


  • automatic screen locking on session idle and before sleeping
  • automatic backlight dimming on session idle
  • systemd targets activated by systemd-logind’s lock, unlock, sleep, and shutdown signals
  • hooks triggered by inactivity or signals
  • a DBus service
  • (optional) management of DPMS settings
Get started