d-spy: d-spy (D-Bus Debugger)
d-spy:
d-spy: D-Spy can be used to inspect D-Bus interfaces of running programs and 
d-spy: invoke methods on those interfaces.
d-spy:
d-spy:
d-spy:
d-spy:
d-spy:
d-spy: https://gitlab.gnome.org/GNOME/d-spy
d-spy: