For openSUSE Tumbleweed run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:AndnoVember:rust/openSUSE_Tumbleweed/home:AndnoVember:rust.repo
zypper refresh
zypper install bustd
For 15.6 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:AndnoVember:rust/15.6/home:AndnoVember:rust.repo
zypper refresh
zypper install bustd
For 15.5 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:AndnoVember:rust/15.5/home:AndnoVember:rust.repo
zypper refresh
zypper install bustd