For openSUSE Tumbleweed run the following as root:
zypper addrepo https://download.opensuse.org/repositories/Mono:Factory/openSUSE_Tumbleweed/Mono:Factory.repo
zypper refresh
zypper install libgdiplus
For openSUSE Leap 42.2 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/Mono:Factory/openSUSE_Leap_42.2/Mono:Factory.repo
zypper refresh
zypper install libgdiplus
For openSUSE Leap 42.1 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/Mono:Factory/openSUSE_Leap_42.1/Mono:Factory.repo
zypper refresh
zypper install libgdiplus
For openSUSE Factory PPC run the following as root:
zypper addrepo https://download.opensuse.org/repositories/Mono:Factory/openSUSE_Factory_PPC/Mono:Factory.repo
zypper refresh
zypper install libgdiplus
For openSUSE Factory ARM run the following as root:
zypper addrepo https://download.opensuse.org/repositories/Mono:Factory/openSUSE_Factory_ARM/Mono:Factory.repo
zypper refresh
zypper install libgdiplus
For openSUSE Factory run the following as root:
zypper addrepo https://download.opensuse.org/repositories/Mono:Factory/openSUSE_Factory/Mono:Factory.repo
zypper refresh
zypper install libgdiplus
For openSUSE 13.2 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/Mono:Factory/openSUSE_13.2/Mono:Factory.repo
zypper refresh
zypper install libgdiplus
For openSUSE 13.1 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/Mono:Factory/openSUSE_13.1/Mono:Factory.repo
zypper refresh
zypper install libgdiplus