需要 openSUSE Factory zSystems ，用 root 執行：
zypper addrepo https://download.opensuse.org/repositories/Archiving/openSUSE_Factory_zSystems/Archiving.repo
zypper refresh
zypper install ncompress
需要 openSUSE Factory PowerPC ，用 root 執行：
zypper addrepo https://download.opensuse.org/repositories/Archiving/openSUSE_Factory_PowerPC/Archiving.repo
zypper refresh
zypper install ncompress
需要 openSUSE Factory ARM ，用 root 執行：
zypper addrepo https://download.opensuse.org/repositories/Archiving/openSUSE_Factory_ARM/Archiving.repo
zypper refresh
zypper install ncompress
需要 openSUSE Factory ，用 root 執行：
zypper addrepo https://download.opensuse.org/repositories/Archiving/openSUSE_Factory/Archiving.repo
zypper refresh
zypper install ncompress
需要 16.0 ，用 root 執行：
zypper addrepo https://download.opensuse.org/repositories/Archiving/16.0/Archiving.repo
zypper refresh
zypper install ncompress
需要 15.6 ，用 root 執行：
zypper addrepo https://download.opensuse.org/repositories/Archiving/15.6/Archiving.repo
zypper refresh
zypper install ncompress