I recently tried using the headphone jack as a basic serial port - and for that I did serve the Web IDE off of a web server.
There isn't too much of a change, but you'd have to create something on the server that communicated with the webpage and forwarded that to the serial port.
Espruino is a JavaScript interpreter for low-power Microcontrollers. This site is both a support community for Espruino and a place to share what you are working on.
I recently tried using the headphone jack as a basic serial port - and for that I did serve the Web IDE off of a web server.
There isn't too much of a change, but you'd have to create something on the server that communicated with the webpage and forwarded that to the serial port.