Wooden and plywood boat plans for amateur boatbuilders – excellent performance, simple construction, detailed step by step instructions for boats, canoes and. Dedicated to the smallest of skiffs. search our classifieds to find information on miscroskiff, skimmer skiff and salt marsh boats for sale. join the forum community. Spira international wooden boat plans. following are the stock plans available for the various types of boats, separated into the different categories..