ThermIQ-WEB can be installed on a host running “Debian 11, bullseye“. This is an excellent choice if you already have a house automation server up and running. It does require that you have a thorough experience of running and managing a Linux installation but gives you the possibility to combine ThermIQ with other programs.
The installation guide can be found here: http://www.thermiq.net/ThermIQ2-installation-for-Debian.pdf
Base requirements are apache2, php2 (at least php7.4) and sqlite