Fast Luxury Carbon Superyachts. Welcome to YYachts, the German shipyard and custom luxury yacht builder for sustainable luxury at sea and yachts made of carbon. We build with passion light and therefore fast sailing cruising boats with a maximum of comfort between 20 and 30 meters, 70 to 100 feet, in length. Our credo is to reduce a sailboat to the bare minimum in order to offer our customers a reliable, safe and pure sailing experience. It goes without saying that our designs are developed by the best architects in the world. Greifswald, Germany