Want to test how your application works with services in the outside world, but not quite ready to put it onto an outside server?
ngrok allows you to create temporary external URIs and map them to locally-hosted applications.
ngrok is a long-running process.
ctrl+c to shutdown and end your connection to the outside world.
# On OS X
$ brew install ngrok
$ ngrok 8080
Tunnel Status online
Forwarding http://72dcd35.ngrok.com -> 127.0.0.1:8080
Forwarding https://72dcd35.ngrok.com -> 127.0.0.1:8080
Web Interface 127.0.0.1:4040
# Conn 2
Avg Conn Time 11.21ms
GET /v1/health 200 OK