Graphserial Graph data from serial port Install Pre git https://git-scm.com/downloads nodejs https://nodejs.org/en/download/releases/ Graphserial git clone https://github.com/hernaneche/graphserial.git Dependencies Serialport Socket.io npm install run To change serial port number, edit gserial.html, change COM77 for whatever, and reload page node gserial.js Browse http://localhost/