For openSUSE Tumbleweed run the following as root:
zypper addrepo https://download.opensuse.org/repositories/vdr:2.2/openSUSE_Tumbleweed/vdr:2.2.repo
zypper refresh
zypper install vdr
For openSUSE Leap 42.3 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/vdr:2.2/openSUSE_Leap_42.3/vdr:2.2.repo
zypper refresh
zypper install vdr
For Leap 15.0 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/vdr:2.2/Leap_15.0/vdr:2.2.repo
zypper refresh
zypper install vdr