Boat plans for power, sail and small boats. free boat plans. boat kits and supplies plus the best boat building technical support.. 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.. Welcome! recently updated ! welcome to iodasa, home of optimist dinghy sailing in south australia. iodasa membership form. here, you can find out about the class.