OpenCPN is an open source chart plotter and marine navigation software. It supports vector and raster charts, GPS/chart alignment, routing, weather data overlays, anchor alarms, AIS display, and instrument display plugins.
OpenCPN is an open source, free software project focused on marine navigation needs. It provides a chart plotter and navigation software designed for use underway or as a planning tool. Key features include:
With support for worldwide charts and flexible instrument integration via plugins, OpenCPN provides capable navigation software customizable to a range of marine use cases. The open source nature allows user customization and plugins not feasible in proprietary marine packages.
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