Smart Home Maniac:

• Openhab for 4 years now
• Hue (3 Hubs, 50+ lights, strips plugs etc. of all kinds, 12 motion sensors, 16 Friends of Hue switches, 3 Dimmerswitches, Sync Box, Gradient Light Strips)
• ZWave plugs, door sensors, multi sensors
• Deconz for additional zigbee stuff
• Logitech Harmony Hubs (2x)
• 3 Fire TVs (4k + Cube)
• 10 Amazon Echoes of all Kinds
• TP-Link WiFi plugs
• Shelly 2.5 for blinds control
• Roborock S6
• Sennheiser Ambeo Soundbar (integrated via Harmony and Chromecast)
• Flic2 Knobs
• Ikea Kadrilj Smart Blinds
  All controlled by Openhab 3 and iConnecthue with 495 Things and 924 Items

The 4 Phases of a self made Smarthome:
0 - Control by normal switch
1 - Add control by App
2 - Add control by Alexa
3 - Add control by Smart Switch to increase WAF
4 - Don’t control - Automate