x2gognomebindings from X11:RemoteDesktop:x2go 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/X11:RemoteDesktop:x2go/openSUSE_Tumbleweed/X11:RemoteDesktop:x2go.repo zypper refresh zypper install x2gognomebindings