Home Assistant is a free and open-source software for home automation designed to be a central control system for smart home devices with a focus on local control and privacy.
Here are some links and guides to the powerful home automation system I use myself.
Getting Started: https://www.home-assistant.io/getting-started/
Installation: https://www.home-assistant.io/installation/
Help: https://www.home-assistant.io/help/
If you wish to discuss more of this in detail feel free to get in touch.
