virtualbox-qt from home:dgoers:Test project
Select Your Operating System
Add repository and install manually
For openSUSE Leap 15.3 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:dgoers:Test/openSUSE_Leap_15.3/home:dgoers:Test.repo zypper refresh zypper install virtualbox-qt