27
Thermostat questions
(partizle.com)
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
Ecobee hits all the wickets you're looking for. Local control through homekit, cloud based as well, and simple enough for my wife (the non-techy) to figure out.