Free plans for stitch and glue boatbuilding. many good free plywood contruction stitch and glue boat plan. stitch and glue plans are good wooden boat plans for beginners.. Browse our selection of canoe plans. we have ultra-light pack canoes, classic double-paddle canoes, and beautiful lapstrake canoes. choose from strip-planked or. 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.