w3c-markup-validator from openSUSE:Backports:SLE-15-SP4 project
Seleziona il sistema operativo
Aggiungi il repository e installa manualmente
Per step eseguire quanto segue come root:
zypper addrepo https://download.opensuse.org/repositories/openSUSE:Backports:SLE-15-SP4/step/openSUSE:Backports:SLE-15-SP4.repo zypper refresh zypper install w3c-markup-validator
Per standard eseguire quanto segue come root:
zypper addrepo https://download.opensuse.org/repositories/openSUSE:Backports:SLE-15-SP4/standard/openSUSE:Backports:SLE-15-SP4.repo zypper refresh zypper install w3c-markup-validator