libvulkan1 from home:smallindine:X11:Xwayland project
Select Your Operating System
Add repository and install manually
For 15.6 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:smallindine:X11:Xwayland/15.6/home:smallindine:X11:Xwayland.repo zypper refresh zypper install libvulkan1