This is a web serial terminal with the same functionality as the arduino serial monitor and serial plotter.
Console displays the received character string as it is.PlotGraph will display the numbers on the graph if it receives newline separated numbers.
int data = analogRead(AD_INPUT);
Serial.println(data);
A console that uses the Web Serial API. Press the Connect button to connect to the serial port. The baud rate can be selected in the upper right part.
A PlotGraph that uses the Web Serial API.