Maintainers for gnustep-base-runtime are Debian GNUstep maintainers <pkg-gnustep-maintainers@lists.alioth.debian.org>.
You may want to refer to the following packages that are part of the same source: gnustep-base-common, gnustep-base-doc, libgnustep-base-dev, libgnustep-base1.26, libgnustep-base1.27, libgnustep-base1.28, libgnustep-base1.29.
You might like to refer to the gnustep-base-runtime package page, to the Package Tracking System, or to the source package src:gnustep-base's bug page.
If you find a bug not listed here, please report it.