Home-Assistant.io - Home Assistant is an open-source home automation platform running on Python 3.
Orna - Orna is cloud-based software designed specifically for the private security industry with integrated solutions for dispatchers, mobile responders, and administrators.
ioBroker - flexible and modular application for the IoT and Smarthome
Versaterm RMS - Versaterm empowers Public Safety Agencies with a full suite of integrated modules and configurable solutions.
openHAB - "empowering the smart home" - vendor and technology agnostic open source home automation
Evidence Recorder - MapScenes Systems: Software for accident and crime scene reconstruction and animation. Evidence collection and diagramming software.