For a modern home, floating shelves with a sleek, minimalist design are ideal. Shelves made from materials like glass, metal, or lacquered wood add a contemporary feel. Geometric shapes, such as hexagonal or circular shelves, can offer a unique, modern touch. Modular shelving systems are also popular, allowing you to customize the arrangement to fit your space. Choose clean lines and neutral colors, like black, white, or natural wood finishes, to enhance a modern aesthetic.