Correct - all the GUI elements you see are configurable nodes and are the core of what NodeRed does. It's quite powerful, as I am a visual person, too.YrbkMgr wrote: ↑Fri Feb 25, 2022 12:14 amSo that diagram was generated by Node Red? It mapped the flow? I thought you used some software to draw a flowchart. I'm a visual person so diagramming is quite useful. Not just for VMS, but in general. That's why I'm asking.Node Red is composed of "flows", that based on conditions, can listen to/call HTTP/MQTT/almost anything. It's really quite powerful.