For openSUSE Tumbleweed run the following as root:
zypper addrepo https://download.opensuse.org/repositories/isv:ownCloud:owncloud3/openSUSE_Tumbleweed/isv:ownCloud:owncloud3.repo
zypper refresh
zypper install owncloud
For openSUSE Factory run the following as root:
zypper addrepo https://download.opensuse.org/repositories/isv:ownCloud:owncloud3/openSUSE_Factory/isv:ownCloud:owncloud3.repo
zypper refresh
zypper install owncloud
For openSUSE 12.1 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/isv:ownCloud:owncloud3/openSUSE_12.1/isv:ownCloud:owncloud3.repo
zypper refresh
zypper install owncloud
For openSUSE 11.3 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/isv:ownCloud:owncloud3/openSUSE_11.3/isv:ownCloud:owncloud3.repo
zypper refresh
zypper install owncloud
For openSUSE 11.2 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/isv:ownCloud:owncloud3/openSUSE_11.2/isv:ownCloud:owncloud3.repo
zypper refresh
zypper install owncloud
For openSUSE 11.1 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/isv:ownCloud:owncloud3/openSUSE_11.1/isv:ownCloud:owncloud3.repo
zypper refresh
zypper install owncloud
For openSUSE 11.0 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/isv:ownCloud:owncloud3/openSUSE_11.0/isv:ownCloud:owncloud3.repo
zypper refresh
zypper install owncloud