For maximum connectivity the devices netPI/Edge Gateway “Connect” are featuring an expansion slot at their bottom where different networking modules named NPIX (NetPIeXpansion) can be applied to. A containerized Node-RED software example athttps://hub.docker.com/r/hilschernetpi/netpi-nodered enable their immediate use when deployed. The source code is open and linked and serves as programming reference for other programming scenarios/languages. The NPIX board/slot dimensions and connector pinout are public for everybody allowing the development of own designs also. More athttps://www.netiot.com/netpi/industrial-raspberry-pi-3/.