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Philips Hue will soon force users to create an account
(defcon.social)
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
As far as I know, since 2019 the Hue bulbs or lights are Zigbee + Bluetooth. I haven't heard of a Bluetooth-only bulb yet
After double checking, yes, you're correct. I deleted my incorrect comment.