gdbuspp from home:stacheldrahtje 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:stacheldrahtje/openSUSE_Tumbleweed/home:stacheldrahtje.repo zypper refresh zypper install gdbuspp