Mixed-use development is a priority for ports around the world, which strive to incorporate it into every one of their development projects. These new uses are shaping the future of ports, in large part because they have become a prerequisite for economic growth. In this fifth issue of CURRENTS, experts from a wide range of fields demonstrate that by opening up to the public, ports are diversifying, optimizing their economic value, strengthening their contribution to the needs of their regions and residents, and enhancing the acceptability of their activities. For the diversity of uses relies on an ever-more-robust dialogue between the port and all local stakeholders, thereby creating the conditions for balanced development.