A quick look at the Ikea Trådfri lighting platform
There is a lot of development inforomation about communicating with Ikea Trådfri Gateway here:<p><a href="https://github.com/bwssytems/ha-bridge/issues/570" rel="nofollow">https://github.com/bwssytems/ha-bridge/issues/570</a><p>Developers there are trying to reverse engineer it for open source home automation software.