To add to the list of (subjectively) ugly airplanes. Here is the French Pou-du-ciel (literally: louse of the sky) [1] Besides its unusual shape, it is also wha

To add to the list of (subjectively) ugly airplanes. Here is the French Pou-du-ciel (literally: louse of the sky) [1] Besides its unusual shape, it is also what would be called "open source" today. The blueprints are freely available [2]. It is a popular home-built airplane, even today, 90 years later. It has created quite a community has seen several improvements over the years. It is now one of the safest and easiest light airplanes. [1] https://en.wikipedia.org/wiki/Mignet_Pou-du-Ciel https://en.wikipedia.org/wiki/Mignet_Pou-du-Ciel [2] http://avions.mignet.free.fr/spdlr.php http://avions.mignet.free.fr/spdlr.php