Free plans from bateau.com free plans for a 14′ canoe. this boat uses only 2 sheets of plywood! the file includes a step by step tutorial on reading boat blueprints. Free boat plans for the backyard home builder, plywood and wooden sailboats, rowboats, dinghies motorboats. Welcome to spira international home-built boat plans. spira international offers a wide variety of different power, rowing, and sailing skiffs, dories, and other boat.