Are you a recreational or commercial boater? Also with the boat you have shipping lanes to determine, but this can not (yet) with services such as Google Maps.
OpenCPN is open source waternavigatie software for the shipping that is suitable for the desktops of Linux, Mac and Windows.
OpenCPN is an open source program for opening and viewing electronic navigation charts. These are the English Electronic Navigational Charts called, abbreviated to ENC. Also the Dutch government sets ENC maps of the itineraries in our country available free of charge through the website of Rijkswaterstaat. Also, many other countries make these cards available free of charge.
To get OpenCPN to be able to use with the current location of your boat, you must, of course, a GPS receiver on your laptop connect. These are already on sale for an amount of around 50 euros. The developers of OpenCPN with the development started because they are the alternatives to extended and rummage. They needed a clear and simple alternative, and developed this therefore, ultimately, but yourself.
OpenCPN has the following characteristics:
You can free download OpenCPN and safe install the latest trial or new full version for Windows 10 (x32, 64 bit) from the official site.