For openSUSE Tumbleweed run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:joelgb:branches:server:monitoring/openSUSE_Tumbleweed/home:joelgb:branches:server:monitoring.repo
zypper refresh
zypper install smokeping
For 16.0 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:joelgb:branches:server:monitoring/16.0/home:joelgb:branches:server:monitoring.repo
zypper refresh
zypper install smokeping
For 15.6 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:joelgb:branches:server:monitoring/15.6/home:joelgb:branches:server:monitoring.repo
zypper refresh
zypper install smokeping