zfs from home:Castor-X:branches:filesystems 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:Castor-X:branches:filesystems/openSUSE_Tumbleweed/home:Castor-X:branches:filesystems.repo zypper refresh zypper install zfs