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. Free plans? yes, they are really free, hundreds of them. the plans offered at this site are free public domain boat plans. choose a category at the left, choose. Proven boat designs, and how-to information for boat building. boat plans are for beginners and have been built by thousands since 1953..