For openSUSE Tumbleweed run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:gekon:fritzing/openSUSE_Tumbleweed/home:gekon:fritzing.repo
zypper refresh
zypper install fritzing-parts
For SLE 12 Backports run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:gekon:fritzing/SLE_12_Backports/home:gekon:fritzing.repo
zypper refresh
zypper install fritzing-parts
For 15.6 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:gekon:fritzing/15.6/home:gekon:fritzing.repo
zypper refresh
zypper install fritzing-parts
For 15.5 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:gekon:fritzing/15.5/home:gekon:fritzing.repo
zypper refresh
zypper install fritzing-parts
For 15.4 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:gekon:fritzing/15.4/home:gekon:fritzing.repo
zypper refresh
zypper install fritzing-parts
For 15.3 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:gekon:fritzing/15.3/home:gekon:fritzing.repo
zypper refresh
zypper install fritzing-parts