appimaged from OBS:AppImage project
Select Your Operating System
Add repository and install manually
For openSUSE Leap 42.3 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/OBS:AppImage/openSUSE_Leap_42.3/OBS:AppImage.repo zypper refresh zypper install appimaged
For openSUSE Leap 15.0 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/OBS:AppImage/openSUSE_Leap_15.0/OBS:AppImage.repo zypper refresh zypper install appimaged