Free wooden boat plans for other sailboats. back in the old days, there were a lot of simple plywood boat plans in magazines, most popular were sailboat plans, canoe plans and kayak plans.. The woodenboat forum is sponsored by woodenboat publications, publisher of woodenboat magazine. the forum is a free service, and much like the "free" content on public radio, we hope you will support woodenboat by subscribing to this fabulous magazine.. 15 cool projects you can make from a single sheet of plywood. you can build a lot with a 4 x 8 piece of lumber..