openHAB
openHAB is a software for integrating different home automation systems and technologies into one single solution that allows over-arching automation rules and that offers uniform user interfaces.This means that openHABis designed to be absolutely vendor-neutral as well as hardware/protocol-agnosticcan run on any device that is capable of running a JVM (Linux, Mac, Windows)lets you integrate an abundance of different home automation technologies into onehas a powerful rule engine to fulfill all your automation needscomes with different web-based UIs as well as native UIs for iOS and Androidis fully open sourceis maintained by a passionate and growing communityis easily extensible to integrate with new systems and devicesprovides APIs for being integrated in other systems
Source: openHAB – Introduction