A system for managing shipping containers and twist lock connectors is described. The system includes multiple stations. Each station includes a container platform and a pallet station. The container platform is able to accommodate various container sizes and/or multiple containers at one time. The container platform includes connector changers, handlers, and gantries that are able to automatically engage connectors with a container and disengage connectors from a container. The station includes a shuttle able to transfer connectors between the platform handlers and pallet station handlers and gantries. The pallet station includes a pallet with multiple receptacles for storing connectors. The pallet station and/or the container platform may include one or more magazines and/or one or more conveyors.