Remmina - 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.
Remote Desktop Manager - Remote Desktop Manager is a remote connection and password management platform for IT pros trusted by more than 300 000 users in 130 countries.Add-ons - Remote Desktop .
KRDC - KRDC is the KDE Remote Desktop Client.
X2Go - Get X2Go. Installing X2Go (client/server). Download X2Go Client (Windows installer (XP and Later), OS X 10. 9 and higher DMG, OS X 10. 10 and higher DMG or macOS 10.
Xrdp - An open source remote desktop protocol (rdp) server
mRemoteNG - mRemoteNG is a fork of mRemote, an open source, tabbed, multi-protocol, remote connections manager.