Binary package “remmina” in ubuntu bionic

GTK+ Remote Desktop Client

 Remmina is a remote desktop client written in GTK+, aiming to be
 useful for system administrators and travellers, who need to work
 with lots of remote computers in front of either large monitors or
 tiny netbooks.
 .
 Remmina supports multiple network protocols in an integrated and
 consistent user interface.
 .
 Currently RDP, VNC, SPICE, NX, XDMCP and SSH are supported.