remmina from home:weberho:branches:X11:RemoteDesktop project
Select Your Operating System
Add repository and install manually
For openSUSE Tumbleweed run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:weberho:branches:X11:RemoteDesktop/openSUSE_Tumbleweed/home:weberho:branches:X11:RemoteDesktop.repo zypper refresh zypper install remmina