Find the highest quality sailboat plans here—complete with illustrated step-by-step instruction manuals! sailboat plans for our earlier designs are on 24" x 36. Here’s a handy boat that can be rowed, sailed, and powered with up to three large adults, and it "nests" to take up less space. the passagemaker dinghy is easy to. Using one of these boat plans, you will be able to build the boat you have dreamed of for years. these boat plans come in many variations and there are powerboats.