This forum post that details making a WiFi thermostat really brings the point ... a re-build of this demo code from the ESP8266 BASIC docs, is nothing more than a few off-the-shelf parts soldered ...

If you’re tired of watching your heating bill soar every month, now is a good time to invest in Google’s latest Nest Learning ...

At the most basic level, you can choose from several starter kits depending on your home’s setup, including a wireless smart thermostat with a programmer that works with most gas boilers and ...

Apple had it first with the iPod, but considering multitouch, I think it’s the gold standard for thermostat control. The Google Home app is pretty basic, and it has some connectivity issues.