Learn how to build yourself a boat in your backyard. our complete boat plans collection is available for free and immediate download. it is the largest wood boat. 36 rowboats. boat plans collection. 36 different and unique rowboat designs. instant download access! rowboat plans for instant download!. Scroll down this page for many more plans. this a page of links to some favourite free boat plans at intheboatshed.net. they’ve been chosen because they are derived.