zsync from OBS:AppImage project
Sty agraw n unessmres nnek/m
Add repository and install manually
For toolchain.SLE 12 SP4 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/OBS:AppImage/toolchain.SLE_12_SP4/OBS:AppImage.repo zypper refresh zypper install zsync