zellij from home:dheidler:zellij-prebuiltplugins project
Select Your Operating System
Add repository and install manually
For 15.6 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:dheidler:zellij-prebuiltplugins/15.6/home:dheidler:zellij-prebuiltplugins.repo zypper refresh zypper install zellij