ngrok - ngrok enables secure introspectable tunnels to localhost webhook development tool and debugging tool.
Gotty - GoTTY is a simple command line tool that turns your CLI tools into web applications.
LocalXpose - Bye Bye Localhost, Hello World!
Pagekite - Bring your localhost servers on-line.
Portmap.io - Expose your local PC to Internet from behind firewall and without real IP address
tmate - Tmate is a instant terminal sharing based on ssh.