Free pontoon boat plans. well look what we have cooking here: free plans to make your own pontoon boat! length: 12′ (3.7 m). Instant access to 518 different plans – from small wooden boat plans to large sailboat plans – free boat plans. Boatplans.dk – online free and inexpensive boat plans for canoes, small boats, sail boats, motorboats and powerboats. download boat plans right away. – boatplans.dk.