jEnTunnel - Manage SSH Tunnels made easy
MobaXterm - Enhanced terminal for Windows with X11 server, tabbed SSH client, network tools and much more
Core Tunnel - Core Tunnel is the best way to manage your SSH tunnels, with OS X Keychain integration.
KiTTY - KiTTY is a fork from version 0.70 of PuTTY. It adds extra features to PuTTY.
Console - Console is a Windows console window enhancement.
MyEnTunnel - Basically, MyEnTunnel is an efficient method for maintaining the tunnels of TCP SSH, MyEnTunnel has many advantages upon its usage. Plink (PuTTY Link)...