For openSUSE Tumbleweed run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:simotek:base/openSUSE_Tumbleweed/home:simotek:base.repo
zypper refresh
zypper install sl
For openSUSE Factory zSystems run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:simotek:base/openSUSE_Factory_zSystems/home:simotek:base.repo
zypper refresh
zypper install sl
For openSUSE Factory PowerPC run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:simotek:base/openSUSE_Factory_PowerPC/home:simotek:base.repo
zypper refresh
zypper install sl
For openSUSE Factory ARM run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:simotek:base/openSUSE_Factory_ARM/home:simotek:base.repo
zypper refresh
zypper install sl
For SLE 12 SP5 Backports run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:simotek:base/SLE_12_SP5_Backports/home:simotek:base.repo
zypper refresh
zypper install sl
For 15.4 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:simotek:base/15.4/home:simotek:base.repo
zypper refresh
zypper install sl