Maintainers for libglib2.0-0 are Debian GNOME Maintainers <pkg-gnome-maintainers@lists.alioth.debian.org>.
You may want to refer to the following packages that are part of the same source: gir1.2-girepository-3.0, gir1.2-girepository-3.0-dev, gir1.2-glib-2.0, gir1.2-glib-2.0-dev, girepository-tools, libgio-2.0-dev, libgio-2.0-dev-bin, libgirepository-2.0-0, libgirepository-2.0-dev, libglib2.0-0t64, libglib2.0-bin, libglib2.0-data, libglib2.0-dev, libglib2.0-dev-bin, libglib2.0-doc, libglib2.0-tests.
You might like to refer to the libglib2.0-0 package page, to the Package Tracking System, or to the source package src:glib2.0's bug page.
If you find a bug not listed here, please report it.