What are some alternatives?
When comparing Pagekite and ngrok, you can also consider the following products
Portmap.io - Expose your local PC to Internet from behind firewall and without real IP address
Serveo - Use SSH to expose local servers over the internet and inspect and replay HTTP traffic.
LocalXpose - Bye Bye Localhost, Hello World!
sish - An open source serveo/ngrok alternative. HTTP(S)/WS(S)/TCP Tunnels to localhost using only SSH.
VPSSIM - VPSSIM provides installer enabling users to install LEMP stack on their servers.
Cylance - Cylance is an endpoint security platform that detects, prevents and blocks threats.