Internet of Things (IoT) is a very broad term and depending on the industry type demands a variety of requirements to be fulfilled. To provide the necessary overview, industry cases in the IoT domain are presented and their unique features and communication details examined. This catalogization shall then be used to define the IoT term in the context of Qt. It includes a matching of Qt’s current and future capabilities within the domain. Technical examples are presented to underline these capabilities. The target audience is architects and business people.