Binary package “xsettingsd” in ubuntu mantic
Provides settings to X11 applications
xsettingsd is a daemon that implements the XSETTINGS specification.
It is intended to be small, fast, and minimally dependent on other
libraries. It can serve as an alternative to gnome-settings-
for users who are not using the GNOME desktop environment but who
still run GTK+ applications and want to configure things such as
themes, font antialiasing/