For openSUSE Tumbleweed run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:C7NhtpnK/openSUSE_Tumbleweed/home:C7NhtpnK.repo
zypper refresh
zypper install strawberry
For openSUSE Slowroll run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:C7NhtpnK/openSUSE_Slowroll/home:C7NhtpnK.repo
zypper refresh
zypper install strawberry
For 16.0 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:C7NhtpnK/16.0/home:C7NhtpnK.repo
zypper refresh
zypper install strawberry