Para openSUSE Tumbleweed corra o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/KDE:Qt:5.13/openSUSE_Tumbleweed/KDE:Qt:5.13.repo
zypper refresh
zypper install kdstatemachineeditor
Para openSUSE Leap 15.1 corra o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/KDE:Qt:5.13/openSUSE_Leap_15.1/KDE:Qt:5.13.repo
zypper refresh
zypper install kdstatemachineeditor
Para openSUSE Leap 15.0 corra o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/KDE:Qt:5.13/openSUSE_Leap_15.0/KDE:Qt:5.13.repo
zypper refresh
zypper install kdstatemachineeditor