OpenCPN

Transform your computer into a capable marine navigation station with OpenCPN. This free, open-source application delivers essential chartplotter and GPS functions, allowing you to plot courses, follow tracks, and see your live position overlaid on official charts. Its design emphasizes clarity and utility, with features like anchor alarms, waypoint management, and seamless data integration from sensors. OpenCPN is an indispensable, cost-effective tool for safe and informed voyaging.