PortEMS is a multidisciplinary project that combines excellence in energy system management and information technologies to achieve optimal operation of multiple correlated energy systems of port communities in order to transition to low-carbon energy hubs, through key objectives: - Development of smart centralised optimal management of multiple horizontally connected energy systems - EMS.Integrator - Integration of advanced information functionalities into traditional control platforms - Observability and manoeuvrability of multiple energy systems based on advanced methods, data collection and processing with secure infrastructure of their sharing - Development of strategies for optimal management of multiple energy systems