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About Plugins
General Information about plugins.

Plugins included in OpenCPN

Dashboard Plugin
Plugin to display navigation data. Included in the OpenCPN installation.

Grib Weather Plugin.
Plugin to display Grib weather data files. Included in the OpenCPN installation.

Visit the Plugin Download Page to see ALL plugins that are regarded as stable.


A selection of plugins.

The WMM Plugin
A plugin to display the magnetic variation, based on the World Magnetic Model.

Voyage Data Recorder Plugin
Plugin to record and play NMEA data files.  Allows simulation of AIS.

S63 Vector Charts
A plugin that makes it possible to display standard commercial charts.
This plugin has a totally different display format and is integrated in the main program.

Radar Overlay Plugins
Overlay the Radar picture of Garmin or Navico on OpenCPN

Cruising Destinations
Squiddio Plugin
Global user-sourced and user-maintained repository of sailing destinations (marinas, anchorages, yacht clubs, docks, fuel stations etc.) available as waypoints in OpenCPN through a plugin.
Good Harbor Plugin
Good Anchorage links it's crowdsourced data via an OpenCPN plugin.
Mariners can now have all the relevant Good Anchorage information available, even offline.

Weatherfax Plugin
Read weather fax encoded data as audio or image and Overlay on top of charts.

Weather Routing Plugin
Establlish an estimate of optimal weather routing using Grib Plugin and Climatology.
For additional information about weather routing see QtVLM page.

Climatology  Plugin
Manage and view monthly gridded Climate data.

Polar Plugin
Read, modify and export Polars

Draw Plugin
Drawing tools, Boundaries, EBL & VRM,  link to Watchdog for keep in & out alarms.

Watchdog Plugin

Celestial Navigation Plugin
Plugin to record Sextant Sights and show Circles of Position to obtain a Fix

Calculator Plugin
Plugin to carry out scientific calculations.

Route Plugin
A short introduction to to the Great circle part of the Route Plugin.

Sailing Destinations Plugin
Display thousands of great sailing destinations worldwide right on your chart.

rtlsdr Plugin
Use a low-cost USB DVB-T (digital TV) receiver to receive AIS messages from ships.

Logbook Konni Plugin
Plugin for creating and maintaining many types of logs for your boat.