Internet of Things - Open source software to make smarter homes and cities 10/09/2013 - 00:00 If you buy several Internet-connected home gadgets—say, a “smart” thermostat, “smart” door lock, and “smart” window blinds—you’ll likely have to control each one with a separate app, meaning it exists in its own little silo.That’s not how Elier Ramirez does it. In his home, an iPad app controls his lights, ceiling fans, and TV and stereo. Pressing a single button within the app can shut off all his lights and gadgets when he leaves.