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. Spira international wooden boat plans. following are the stock plans available for the various types of boats, separated into the different categories.. Wooden bunk bed plans free – covered 8×6 pergola wooden bunk bed plans free diy narrow shed 12×16 barn style shed plans free.