About our free boat plans: the free boat plans listed here are public domain plans. we have put them together into a more usable format than most free boat plans. Boat plans and building tips; svenson’s free boat plans. boatdesign.net. bateau (check out their free plans as well) boatbuilding. old boats: treasures from the past.. Loa: 2,39m beam: 1,17m large scale plans for this boat can be purchased online from bateau.com _____ free see more plans at bateau.com.