rubygem-ronn from home:bmanojlovic:admin 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:bmanojlovic:admin/openSUSE_Tumbleweed/home:bmanojlovic:admin.repo zypper refresh zypper install rubygem-ronn