Free ship plans from orlogsbasen.dk. orlogsbasen is a searchable, online ship plan database provided by the danish national archives and the royal danish naval museum.. Free boat plans from "science and mechanics", "boat builder handbook" and other very old magazines. trouble viewing? try the low band width index.. Wooden boat plans developed by a boat design expert & naval architect. all boat plans come with free 3-d computer models & free master boat builder course..