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Debating between Home Assistant OS or Docker for Raspberry Pi 4
(discuss.tchncs.de)
Home Assistant is open source home automation that puts local control and privacy first. Powered by a worldwide community of tinkerers and DIY enthusiasts. Perfect to run on a Raspberry Pi or a local server. Available for free at home-assistant.io
You can go supervised! You still have most of the operating system available to your needs and you can still use add-ons. I use it for years and it works like a charm