KNX can do basically anything you want from a building (including HVAC, security systems etc), but is just very, very expensive. Also, most software server fro

KNX can do basically anything you want from a building (including HVAC, security systems etc), but is just very, very expensive. Also, most software server front ends for it are horrible. I am actually wondering if building a relatively cheap KNX hardware module for home assistant might just not be the best option in that regard.