This a page of links to some favourite free boat plans at i’ve been trying to download the free plans for the flying mouse without £5.00 inc p&p uk and a. Free plans for a 7′ 10" dinghy. with building instructions etc. the d4 files have been downloaded more than 100,000 times and d4s are afloat all over the world. this is an old file but a good little boat and the price is right. the 25 year old file has been converted to pdf but the old email address is wrong. for information about those plans, join the forum.. Boat plans. here we show the boats for which we do plans and/or suggested hardware lists. they come form the drawing boards of iain oughtred, francois vivier and.