Description: The Zigbee Cluster Library is a collection of standard clusters for Zigbee devices, which are part of a communication protocol designed for automation and control applications in low-power environments. Zigbee is based on the IEEE 802.15.4 standard and enables communication between devices in personal area networks. The library includes definitions of clusters that specify how devices can interact with each other, facilitating interoperability and integration of different devices in an IoT (Internet of Things) ecosystem. These clusters cover a variety of functions, from lighting control and energy management to security and environmental monitoring. The standardization of these clusters is crucial to ensure that devices from different manufacturers can communicate and work together efficiently, which is fundamental in home automation and smart city applications. The Zigbee Cluster Library not only provides a framework for communication but also helps developers create applications and devices that are compatible with the Zigbee ecosystem, thus promoting innovation and market expansion in IoT.