ioBroker - flexible and modular application for the IoT and Smarthome
Mistbox - Save 30% on your air conditioning bill
Domoticz - Domoticz is a lightweight Home Automation System
Zen Thermostat - Control the temperature of your home anytime, from anywhere
SEQUEmatic - SEQUEmatic lets you build sequences to link together your various smart devices.
LOOFT- A/C Redefined - Comfort Automated