Boat plans for power, sail and small boats. free boat plans. kits and supplies plus the best boat building technical support.. Boat building plans for yachts, launches, cabin cruisers, canoes, dinghies, power boats, catamarans and trailers. small and large boats, wooden, plywood and aluminium. Build the plywood rowboat. these are two plans for rowboat. the first uses one sheet of plywood to build the whole thing, and the second is another traditional row boat..