This final paper deals with containerization as one of the most important and widespread technologies for cargo transport. The paper describes the history and creation of containerization and presents its advantages and disadvantages. Furthermore, essential features of maritime container terminals are described, and port equipment for container transhipment is listed. The paper describes three Croatian container ports with a detailed presentation of their traffic, indicates the size of operating areas, transhipment equipment and traffic connections of these ports. The world's largest container ports are also listed, and the entire Croatian container traffic in 2019 was compared to the world's busiest port in the same year. Container traffic in Croatian container terminals is analyzed, and their position, traffic connection and capacities are described. A comparative analysis has shown that the port of Rijeka is the most important Croatian container port, but both Ploĉe and Split have the opportunity for strong growth and increase in container traffic.