8′ puddle duck racer one design racing sailboat based on bolger brick. developmental class, defined hull, unlimited sail rig and underwater fins.. Free boat & ship plans boats, ships & anything that floats. this section is dedicated to free boat plans. each plan is available as a zipped file and will either. For the ultimate do-it-yourself thrill, build your own radio controlled plane or helicopter from scratch. start with a set of free rc airplane plans, buy the supplies.