Lterm - Lterm is a terminal emulator for GNU/Linux systems.
Truck - A faster alternative to FTP
sshmenu - SSHMenu is a GNOME panel applet* that keeps all your regular SSH connections within a single mouse...
SecPanel - SecPanel is an Ssh GUI for Unix.
MobaXterm - Enhanced terminal for Windows with X11 server, tabbed SSH client, network tools and much more
PuTTY - Popular free terminal application. Mostly used as an SSH client.