The Internet of Things (IoT) is a network of physical objects, devices, vehicles, buildings, and other items that are embedded with sensors, software, and network connectivity. IoT can enable a wide range of applications, such as smart homes, smart cities, and industrial automation. Popular IoT platforms include Arduino, Raspberry Pi, and Particle. View more Digital twins are virtual models of physical objects, such as buildings, machines, and systems. Digital twins can be used to simulate and optimize performance, monitor and predict maintenance needs, and improve overall efficiency. Popular digital twin platforms include Siemens Digital Twin, IBM Digital Twin Exchange, and ANSYS Twin Builder.