decaf-emu from home:KAMiKAZOW:Emulators 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:KAMiKAZOW:Emulators/openSUSE_Tumbleweed/home:KAMiKAZOW:Emulators.repo zypper refresh zypper install decaf-emu