xv from openSUSE:Leap:15.1:NonFree project
Select Your Operating System
Add repository and install manually
For standard run the following as root:
zypper addrepo https://download.opensuse.org/repositories/openSUSE:Leap:15.1:NonFree/standard/openSUSE:Leap:15.1:NonFree.repo zypper refresh zypper install xv