需要 openSUSE Tumbleweed ，用 root 執行：
zypper addrepo https://download.opensuse.org/repositories/science/openSUSE_Tumbleweed/science.repo
zypper refresh
zypper install engauge-digitizer
需要 openSUSE Factory PowerPC ，用 root 執行：
zypper addrepo https://download.opensuse.org/repositories/science/openSUSE_Factory_PowerPC/science.repo
zypper refresh
zypper install engauge-digitizer
需要 15.6 ，用 root 執行：
zypper addrepo https://download.opensuse.org/repositories/science/15.6/science.repo
zypper refresh
zypper install engauge-digitizer
需要 15.5 ，用 root 執行：
zypper addrepo https://download.opensuse.org/repositories/science/15.5/science.repo
zypper refresh
zypper install engauge-digitizer