The 6th International Conference on Frontiers in Additive Manufacturing (RAAM 2026) was held in Nanjing from June 12–14. The conference aims to establish an international academic exchange platform for the additive manufacturing field, showcase the latest research results, and promote global AM technology development and industrial application alignment. The event brought together experts and scholars from around the world to conduct academic exchanges in areas such as metal AM, bioprinting, ceramic AM, AM materials and processes, and AM equipment and control. Having been successfully held five times previously, this conference series has become an important international academic exchange platform in the additive manufacturing sector.