Para openSUSE Tumbleweed execute o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/home:ur4ltz:utils/openSUSE_Tumbleweed/home:ur4ltz:utils.repo
zypper refresh
zypper install texlab
Para openSUSE Factory execute o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/home:ur4ltz:utils/openSUSE_Factory/home:ur4ltz:utils.repo
zypper refresh
zypper install texlab
Para 15.6 execute o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/home:ur4ltz:utils/15.6/home:ur4ltz:utils.repo
zypper refresh
zypper install texlab
Para 15.5 execute o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/home:ur4ltz:utils/15.5/home:ur4ltz:utils.repo
zypper refresh
zypper install texlab