Free motorboat plans for the backyard home builder, build your own speed boat, cabin cruiser, runabout or utility boat using these simple plywood designs.. 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.. 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.