virtualbox from openSUSE:Evergreen:Maintenance:129 project
Select Your Operating System
Add repository and install manually
For openSUSE Evergreen 11.4 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/openSUSE:Evergreen:Maintenance:129/openSUSE_Evergreen_11.4/openSUSE:Evergreen:Maintenance:129.repo zypper refresh zypper install virtualbox