rubygem-multi_json from Virtualization:vagrant 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/Virtualization:vagrant/15.6/Virtualization:vagrant.repo zypper refresh zypper install rubygem-multi_json
For 15.5 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/Virtualization:vagrant/15.5/Virtualization:vagrant.repo zypper refresh zypper install rubygem-multi_json