The Workshop Committee of Pattimura University organized a transformative event on November 13th and 14th, 2023, in Ambon, focusing on The Utilization of Free Solar Energy in Marine Sectors. Drawing experts, researchers, and industry professionals, attendees explored innovative strategies for leveraging solar power in maritime environments. Discussions delved into applications such as Floating Photovoltaic (FPV) systems, resilient to oceanic conditions, and solar-powered propulsion systems, offering sustainable alternatives for maritime vessels. Through presentations, discussions, and hands-on demonstrations, participants exchanged insights, best practices, and real-world experiences, forging partnerships and laying the groundwork for future initiatives. The workshop fostered optimism, with attendees departing with a renewed commitment to drive sustainability and resilience in marine industries worldwide through the harnessing of solar energy.