For openSUSE Tumbleweed run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:KaratekHD/openSUSE_Tumbleweed/home:KaratekHD.repo
zypper refresh
zypper install opengm
For openSUSE Leap 15.2 ARM run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:KaratekHD/openSUSE_Leap_15.2_ARM/home:KaratekHD.repo
zypper refresh
zypper install opengm
For openSUSE Leap 15.2 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:KaratekHD/openSUSE_Leap_15.2/home:KaratekHD.repo
zypper refresh
zypper install opengm
For openSUSE Factory ARM run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:KaratekHD/openSUSE_Factory_ARM/home:KaratekHD.repo
zypper refresh
zypper install opengm
For 15.4 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:KaratekHD/15.4/home:KaratekHD.repo
zypper refresh
zypper install opengm
For 15.3 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:KaratekHD/15.3/home:KaratekHD.repo
zypper refresh
zypper install opengm