Para openSUSE Slowroll corra o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/Emulators/openSUSE_Slowroll/Emulators.repo
zypper refresh
zypper install allegro
Para 16.0 corra o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/Emulators/16.0/Emulators.repo
zypper refresh
zypper install allegro
Para 15.6 corra o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/Emulators/15.6/Emulators.repo
zypper refresh
zypper install allegro