PAC Manager - PAC Manager
SecPanel - SecPanel is an Ssh GUI for Unix.
sshmenu - SSHMenu is a GNOME panel applet* that keeps all your regular SSH connections within a single mouse...
PuTTY - Popular free terminal application. Mostly used as an SSH client.
DuoRDP - DuoRDP is a tool that used to quick connect to multiple windows server
ConEmu - ConEmu-Maximus5 is a full-featured local terminal for Windows devs, admins and users. Get better console window with tabs, splits, Quake style, copy+paste, DosBox and PuTTY integration, and much more.