Maintainers for gnustep-back are Debian GNUstep maintainers <pkg-gnustep-maintainers@lists.alioth.debian.org>.
You may want to refer to the following individual bug pages: gnustep-back-common, gnustep-back0.27, gnustep-back0.27-art, gnustep-back0.27-cairo, gnustep-back0.27-xlib, gnustep-back0.28, gnustep-back0.28-art, gnustep-back0.28-cairo, gnustep-back0.28-xlib, gnustep-back0.29, gnustep-back0.29-cairo, gnustep-back0.29-xlib, gnustep-back0.30, gnustep-back0.30-cairo, gnustep-back0.30-xlib.
You might like to refer to the gnustep-back package page, or to the Package Tracking System.
If you find a bug not listed here, please report it.