grub2 from home:aplanas:luks2 project
Select Your Operating System
Add repository and install manually
For openSUSE Tumbleweed run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:aplanas:luks2/openSUSE_Tumbleweed/home:aplanas:luks2.repo zypper refresh zypper install grub2