Apps similar to HW Virtual Serial Port include Serial to Ethernet Connector. Other options are Network Serial Ports and TCP/Com. In total there are three apps like HW Virtual Serial Port for Windows and Linux.
Serial to Ethernet Connector allows you to share up to 255 serial port devices over a TCP/IP network turning your computer into a low-cost terminal server. As a result, any serial port device connected to a COM port could be accessed from anywhere in the world as if it were...
United States
Redirect serial data over a Tcp/Ip network, use Telnet Com Port Control (RFC 2217)
United Kingdom
Multifunction serial to ethernet (and ethernet to serial) interface software. Easily access a serial device via a TCP/IP or UDP network or redirect Ethernet/IP data to real or “Virtual” RS232 serial ports.
