For openSUSE Tumbleweed run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:guoyunhe/openSUSE_Tumbleweed/home:guoyunhe.repo
zypper refresh
zypper install proton-vpn-gtk-app
For openSUSE Slowroll run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:guoyunhe/openSUSE_Slowroll/home:guoyunhe.repo
zypper refresh
zypper install proton-vpn-gtk-app
For openSUSE Factory RISCV run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:guoyunhe/openSUSE_Factory_RISCV/home:guoyunhe.repo
zypper refresh
zypper install proton-vpn-gtk-app
For openSUSE Factory PowerPC run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:guoyunhe/openSUSE_Factory_PowerPC/home:guoyunhe.repo
zypper refresh
zypper install proton-vpn-gtk-app
For openSUSE Factory ARM run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:guoyunhe/openSUSE_Factory_ARM/home:guoyunhe.repo
zypper refresh
zypper install proton-vpn-gtk-app
For 15.6 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:guoyunhe/15.6/home:guoyunhe.repo
zypper refresh
zypper install proton-vpn-gtk-app
For 15.5 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:guoyunhe/15.5/home:guoyunhe.repo
zypper refresh
zypper install proton-vpn-gtk-app
For 15.4 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:guoyunhe/15.4/home:guoyunhe.repo
zypper refresh
zypper install proton-vpn-gtk-app