OpenCPN

OpenCPN is a free and open-source chart plotter and marine GPS navigation software widely adopted by boaters as their primary navigational tool. This powerful application is available across multiple platforms, including Windows, Mac, Linux, Raspberry Pi, and Android, making it accessible to a broad user base.

The software's core functionality allows users to chart courses and track their position with precision, designed specifically for use at the helm station while underway. It offers a comprehensive suite of features, including quick start guides, detailed manuals, various chart sources, and an extensive plugin ecosystem to enhance its capabilities.

OpenCPN fosters a strong community, providing resources and support for users to get started and maximize their marine navigation experience. It represents a robust and accessible solution for digital marine charting and GPS navigation.