I had been considering using the AlarmDecoder project with either a DSC PowerSeries or Honeywell Vista panel. See https://www.alarmdecoder.com/index.php
It currently does not support newer panels like Galaxy ones especially as these are not sold in the US. If you are happy I would like to ask...
I joined just to reply to this thread.
I have to agree with @ecs0set all current UK alarm systems are afflicted with appallingly primitive interfaces (keypads) this includes so called modern smart alarm systems even those from new Internet style startups such as Ring. (Now part of Amazon.)
The...