Para openSUSE Tumbleweed corra o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/games:tools/openSUSE_Tumbleweed/games:tools.repo
zypper refresh
zypper install goverlay
Para openSUSE Slowroll corra o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/games:tools/openSUSE_Slowroll/games:tools.repo
zypper refresh
zypper install goverlay
Para 16.0 corra o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/games:tools/16.0/games:tools.repo
zypper refresh
zypper install goverlay