openhabian with openHAB 2.5 on a Raspberry Pi 2B with a RaZberry
influxDB and Grafana for charts
Things/bindings in use
Z-Wave PIRs and switch plugs, Homematic IP thermostat & sensors, Hue lights, Trådfri lights, remotes & blinds (blinds nor yet in openHAB), Yamaha receiver, iCloud, Astro, IFTTT for an AEG RX9, Alexa Echo Control, iOS app
Installed the first Slackware from floppy disks, have since then been mainly on Windows and the last couple of years on Mac. Unfortuately never much of a coder.