www.home-assistant.io/lovelace/

www.home-assistant.io/lovelace/picture-elements/

www.juanmtech.com/how-to-set-up-lovelace-on-home-assistant/

github.com/custom-cards
github.com/ciotlosm/custom-lovelace

github.com/custom-cards/plan-coordinates to help with building up a plan map of the house and add entities in the correct place