rubygem-passenger from Virtualization:containers:Portus:Release:1.0.0 project
Select Your Operating System
Add repository and install manually
For SLE 12 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/Virtualization:containers:Portus:Release:1.0.0/SLE_12/Virtualization:containers:Portus:Release:1.0.0.repo zypper refresh zypper install rubygem-passenger