The Wink Hub looks interesting. Runs linux, has a variety of RF modules and is only $50 from Home Depot http://www.homedepot.com/p/Quirky-Hub-Smart-Home-Gateway-PWHUB-WH01/205132090 Should see OpenWRT or some other homebrew for it very soon... http://statusbits.blogspot.com/2014/07/wink-hub-teardown.html BIll