Fugawi View ENC program allows you to view and query S-57 format
ENC nautical charts.
The program requires Windows NT, XP or Windows 2000.
here to download the free Fugawi View ENC program.
downloading, unzip and run Setup.
free viewer has a limit of 3 open S-57 charts.
a complete GPS navigation system for ENC and raster charts see
Fugawi Marine ENC.