lt
Localtunnel exposes your localhost to the world for easy testing and sharing.
TLDR
Start tunnel from a specific port
$ lt --port [8000]
Specify the upstream server doing the forwarding
$ lt --port [8000] --host [host]
Request a specific subdomain
$ lt --port [8000] --subdomain [subdomain]
Print basic request info
$ lt --port [8000] --print-requests
Open the tunnel URL in the default web browser
$ lt --port [8000] --open