Smart Home
Home Assistant
Home Assistant is a self-hosted home automation hub, that integrates various smart home technologies, so you can manage everything from a single platform.
Awesome-Selfhosted
List of free software which can be hosted on your own server(s).
Local Bytes
UK based shop selling local-first smart home equpment like lights and sockets
SmartHomeScene
News about the smart home scene and reviews of new devices that might be of interest to smart home enthusiasts