These are the current capabilities of OpenCPN:
- BSBv3 raster and S57 ENC chart support.
- CM93 vector chart support.
- IHO S52 compliant display of S57 vector charts.
- Single-chart and Quilted display modes.
- North-up, Course-up and Skewed-up display modes.
- Moving-map display mode.
- Route navigation with ship tracking functions.
- Waypoint navigation.
- Dashboard for configurable on-screen display of ship's NMEA data.
- NMEA 0183 GPS interface at selectable baud rate.
- gpsd library support.
- Autopilot output support.
- AIS input with full target tracking and collision alerting.
- Anchor watch/alarm functions.
- GRIB file input and display for weather forecasting.
- GPX Waypoint, Track and Route input and output file support.
- Tide and Current prediction and display by location.
- Multi-language support.
And it runs on all of the modern operating systems, namely:
* Windows 98,2000,XP,Vista,7
* Linux, BSD, Solaris
* Macintosh OSX
Whats there not to like? The price is right (no charge) and there is plenty of support on the OpenCPN forum.
You can get OpenCPN here:
http://opencpn.org/download and the forum is here:
http://www.cruisersforum.com/forums/f134/ and you can view the manual here:
http://opencpn.org/opencpn_manual .
A good source for electronic charts and books is Navigators Bookshelf, mostly USA orientated but useful for others as well. The link is:
http://www.jarogers.com/08.htm Much of the stuff they sell is available for free but their charges are modest and they do save you a great deal of looking.