For openSUSE Tumbleweed run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:msalle:sac/openSUSE_Tumbleweed/home:msalle:sac.repo
zypper refresh
zypper install lcas-plugins-check-executable
For 15.4 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:msalle:sac/15.4/home:msalle:sac.repo
zypper refresh
zypper install lcas-plugins-check-executable
For 15.3 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:msalle:sac/15.3/home:msalle:sac.repo
zypper refresh
zypper install lcas-plugins-check-executable