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OpenCPN Latest Release

OpenCPN is free, open source software for marine navigation. It is available for Mac OSX, Microsoft Windows, GNU/Linux, BSDs and Solaris.

Plugins

Plugins for OpenCPN are third party feature additions that expand the functionality of OpenCPN into those niche areas.
Over 40 plugins available.

User Manual

Our User Manual is available to download as an epub document. (It is also bundled with OpenCPN.)

[User Manual EPUB] [User Manual Zipped html]

Related: [OpenCPN Version 5.0.0-ChangeLog EPUB]

Beta Testing

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User Icons

Install your own icons to use with marks and 'own ship'.

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Layers Library

Layers library consists of user-contributed overlays showing various navigational items of interest.

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Vector Palette

The default chart style can be changed to look different. JesperWe's Swedish-look palette or SHOM.

Tidal Files

Updated tides for North America.

Weather

Pilot charts, weather plugins, grib files

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Plugins for OpenCPN 4.0 & Earlier

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Important note for OpenCPN 4.0 (and earlier) users. Upgrade to the latest version of OpenCPN. Really. It is much better and more stable than the version you are running now. We will not post any more updates to the older version plugins available here, ever.

Archives

Opendcp Free Download For Mac

Compressed or zipped OpenCPN documentation from the archives.

Opendcp Download Mac Version

version 4.0.0version 3.2.2version 3.0.2version 3.0.0version 2.5.0version 2.3.1version 2.1.0version 1.3.6
All former OpenCPN released versions are available from Source Forge.