Download OpenCPN

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

All the older releases of OpenCPN are available from Source Forge.
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Stable Release 2.5.0:

The latest stable release of OpenCPN (as of July 27th 2011) is 2.5.0.

All users of 2.5, please read: "Known issues in 2.5."

 Download OpenCPN 2.5.0 for Windows® 2000/XP/Vista/7
Download OpenCPN 2.5.0 for 32 bit Fedora and CentOS.
Download OpenCPN 2.5.0 for 64 bit Fedora and CentOS.
 Download OpenCPN 2.5.0 for 32 bit Ubuntu.
 Download OpenCPN 2.5.0 for 32 bit Ubuntu 10.10 and later.
 Download OpenCPN 2.5.0 for 64 bit Ubuntu 10.10 and later.
emerge opencpn (http://gentoo-portage.com/sci-geosciences/opencpn)

OpenSUSE packages. Stable and beta

Download OpenCPN 2.5.0 for IntelMac.

Download OpenCPN 2.5.0 source code for all OSs

See  http://opencpn.org/compiling_source_linux for Linux build instructions
       http://opencpn.org/compiling_source_windows Windows build instructions
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Beta Release:

The first beta in the 2.6 development cycle was released 2011-11-25.
Current beta is 2.6 Beta Build 1705, released 2012-05-05.

Download OpenCPN 2.6.1705  for Windows® 2000/XP/Vista/7
Download OpenCPN 2.6.1705  for 32 bit Fedora and CentOS.
Download OpenCPN 2.6.1705  for 64 bit Fedora and CentOS.
Download OpenCPN 2.6.1705 for 32 bit Ubuntu.
Download OpenCPN 2.6.1705  for 64 bit Ubuntu
Download OpenCPN 2.6.1705  for IntelMac.



  All operating systems can be compiled from source, which is available from GIT:
git clone git://opencpn.git.sourceforge.net/gitroot/opencpn/opencpn
See  http://opencpn.org/compiling_source_linux for Linux build instructions
       http://opencpn.org/compiling_source_windows Windows build instructions
Note: The CVS download is no longer updated.
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OpenCPN  Documentation

version (current beta)
Live snapshot of Wiki->User's Manual

version 2.5.0
Download OpenCPN documentation for stable version 2.5.0 as a 7-zipped html archive.
This is the manual that comes with 2.5.0
version 2.3.1
Download OpenCPN documentation for stable version 2.3.1 as a zipped html archive.
version 2.1.0
Download OpenCPN documentation for stable version 2.1.0 as a zipped html archive.
version 1.3.6
Download OpenCPN documentation for stable version 1.3.6 as a zipped html archive.