pfSense - pfSense is a free and open source firewall and router that also features unified threat management, load balancing, multi WAN, and more
ngrok - ngrok enables secure introspectable tunnels to localhost webhook development tool and debugging tool.
Zentyal - Linux directory, domain, mail, gateway and infrastructure server for SMBs.
Pagekite - Bring your localhost servers on-line.
NethServer - NethServer is an operating system for Linux enthusiasts, designed for small offices and medium...
Gotty - GoTTY is a simple command line tool that turns your CLI tools into web applications.