For openSUSE Tumbleweed run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:wkazubski:drivers:v04/openSUSE_Tumbleweed/home:wkazubski:drivers:v04.repo
zypper refresh
zypper install nvidia-gfxG04
For 15.6 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:wkazubski:drivers:v04/15.6/home:wkazubski:drivers:v04.repo
zypper refresh
zypper install nvidia-gfxG04
For 15.5 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:wkazubski:drivers:v04/15.5/home:wkazubski:drivers:v04.repo
zypper refresh
zypper install nvidia-gfxG04