The Open Connectivity Foundation (OCF) is an industry organization having as its stated mission is to develop specification standards, promote a set of interoperability guidelines, and provide a certification program for devices involved in the Internet of Things (IoT). The OCF's vision for IoT is that billions of connected devices (devices, phones, computers and sensors) will communicate with one another regardless of. Additionally, OCF has a fully functional open source implementation and several development tools that enable fully operational OCF IoT devices to be. OCF delivers a connectivity framework, IoTivity open source implementation, and certification program. One day, some of my smart home devices may all work together without all of these hubs.