gnustep-base from home:srbaker:GNUstep project
Select Your Operating System
Add repository and install manually
For openSUSE Tumbleweed run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:srbaker:GNUstep/openSUSE_Tumbleweed/home:srbaker:GNUstep.repo zypper refresh zypper install gnustep-base