Gator boat co. wooden boat plans, build your own skiff, dory, duckboat, sneakboat or plywood johnboat.. Build a flat bottom jon boat plans . these plans are to build a flat bottom fishing jon boat. fisherman who like to work the shallow backwaters and weed. [fl12} *the fl12 is a new version of our fl11.* general purpose skiff, very easy to build. oars or outboard. plans updated in 2015..