For openSUSE Tumbleweed run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:vlefebvre:unified/openSUSE_Tumbleweed/home:vlefebvre:unified.repo
zypper refresh
zypper install grub2-x86_64-efi
For openSUSE Factory run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:vlefebvre:unified/openSUSE_Factory/home:vlefebvre:unified.repo
zypper refresh
zypper install grub2-x86_64-efi
For devel microos run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:vlefebvre:unified/devel_microos/home:vlefebvre:unified.repo
zypper refresh
zypper install grub2-x86_64-efi
For devel aeon run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:vlefebvre:unified/devel_aeon/home:vlefebvre:unified.repo
zypper refresh
zypper install grub2-x86_64-efi
For Base System run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:vlefebvre:unified/Base_System/home:vlefebvre:unified.repo
zypper refresh
zypper install grub2-x86_64-efi