A lot of integration
Easy to setup (see hass.io)
Some slowness/issue using the front end UI on different OS
Difficulties to have a nice organisation (UI)
I use now for at least one year. I can control my heatings, my lights. Integrate late product as Ikea Tradfri really quick. The UI could be bad but it is so easy to integrate with Alexa or Homekit (with homebridge) that we can allow this issues.Clement P. has used this product for one year.
Gives me more power than out of the box solutions
Can be tricky for new players
It is improving in a rapid pace. Seems to mature with every new release. Not saying it was bad before but they just made some new stuff up that is even better.Erik-Jan Riemers has used this product for one year.