jEnTunnel - Manage SSH Tunnels made easy
Proxifier - Proxifier extends the advantages of a proxy server to network applications that don't natively support it.
Core Tunnel - Core Tunnel is the best way to manage your SSH tunnels, with OS X Keychain integration.
redsocks - Redsocks is a daemon running on the local system, that will transparently tunnel any TCP connection...
MyEnTunnel - Basically, MyEnTunnel is an efficient method for maintaining the tunnels of TCP SSH, MyEnTunnel has many advantages upon its usage. Plink (PuTTY Link)...
Proxycap - ProxyCap empowers you to divert your PC’s system associations through intermediary servers.