OneCMDB is an open-source Configuration Management Database (CMDB) designed to support IT service management by providing a centralized repository for storing information about IT assets and their relationships. Its primary aim is to help organizations efficiently manage their IT infrastructure by offering a comprehensive view of their configuration items (CIs), including hardware, software, and network components. OneCMDB is customizable and flexible, allowing users to tailor it to their specific needs. It supports integration with other systems and enables users to track changes, maintain data integrity, and facilitate decision-making.