PuTTY is a free and open-source terminal emulator, serial console and network file transfer application. It supports several network protocols, including SCP, SSH, Telnet, rlogin, and raw socket connection. It can also connect to a serial port.
KiTTY is an opensource terminal emulator, forked from PuTTY , that adds many extra features to the original software.
Royal TS provides easy and secure access to your remote systems
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Royal TS is the perfect tool for server admins, system engineers, developers and IT focused information workers who constantly need to access.
ProxyCap enables you to redirect your computer's network connections through proxy servers. You can tell ProxyCap which applications will connect to the Internet through a proxy and under what circumstances.
Core Tunnel is the best way to manage your SSH tunnels, with OS X Keychain integration. You can manage multiple tunnels in parallel, supports password/keyboard/pubkey authentication methods, creates local/remote/dynamic port forwarding tunnels & more.
iTivity SSH Manager is an automated tunnel management and access management solution designed for teams. It is easy to deploy, effortless to maintain, and infinitely scalable. iTivity works by automatically connecting all of your systems — on any network or behind any firewall...
SSH Tunnel Manager is a tool to manage SSH Tunnels (commonly invoked with -L and -R arguments in the console). With SSH Tunnel Manager you can set up as many tunnels as you wish, each one containing as many port redirections as you wish.