For openSUSE Tumbleweed run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:worldcitizen/openSUSE_Tumbleweed/home:worldcitizen.repo
zypper refresh
zypper install tilix
For openSUSE Factory ARM run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:worldcitizen/openSUSE_Factory_ARM/home:worldcitizen.repo
zypper refresh
zypper install tilix
For openSUSE Factory run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:worldcitizen/openSUSE_Factory/home:worldcitizen.repo
zypper refresh
zypper install tilix