For openSUSE Tumbleweed run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:loosi/openSUSE_Tumbleweed/home:loosi.repo
zypper refresh
zypper install nginx
For openSUSE Leap 42.2 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:loosi/openSUSE_Leap_42.2/home:loosi.repo
zypper refresh
zypper install nginx
For openSUSE 13.1 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:loosi/openSUSE_13.1/home:loosi.repo
zypper refresh
zypper install nginx