Official site of OpenCPN Chart Plotter Navigation software. Thousands of boaters already use OpenCPN as their main navigational tool. You can too. Its open source.

Download the latest version of OpenCPN, plugins, layers, and more.

Oct 1, 2011 · Home Downloads OpenCPN Download OpenCPN Stable Release 5.14.0 April 8, 2026 Read what's new or just begin your download

Simple 3-step Quick Start Guide to get up and running with OpenCPN.

About OpenCPN Chartplotter and GPS Navigation Software Chart Plotter and Navigational software program for use underway or as a planning tool. Developed by a team of active sailors using real …

OpenCPN Help & Documentation. Online User manual, Supplementary hardware & software how-tos, and Developer manual.

Installation Downloading the OpenCPN installation files. OpenCPN is supported on many operating systems including Microsoft Windows, Apple Mac OS X, Android and many distributions of Linux. …

Plugins you can download for OpenCPN Home Downloads Plugins Plugins for OpenCPN Plugins for OpenCPN 5.6.2 and up Third party features that expand the functionality of OpenCPN into niche areas.

Quick Start Guide Start by using your favorite Windows, Mac or Linux desktop or laptop computer. Do not get sidetracked by OpenCPN flexibility and secondary features. Stay focused on getting …

Independent Providers Who Carry Charts Known to Work on OpenCPN The Chart Downloader feature included with OpenCPN 4.2 and above, will help you download, update and organize most of these …