Using multiple monitors and devices to display aircraft instruments and views it's nothing new and we have been doing it for quite some time. This can become particularly hard, though, if you need to fully customize your panels. As a web developer, I found an easier approach for me, since I am at ease working with web pages and web technology.
This is a companion discussion topic for the original entry at https://www.helisimmer.com/articles/displaying-fsx-aircraft-position-and-instruments-on-a-browser/