Haven't used it but I've heard openHAB is an option to speak to the various devices (alexa and hue directly supported, sonos and roku supported through IFTTT)

Haven't used it but I've heard openHAB is an option to speak to the various devices (alexa and hue directly supported, sonos and roku supported through IFTTT) http://docs.openhab.org/addons/io.html http://docs.openhab.org/addons/io.html