Wireframes: Visual guides that represent the skeletal framework of a website or application, outlining structure and layout without detailed design elements. Interactive Prototypes: Simulated versions of the final product that allow stakeholders to interact with the design and provide feedback before development begins. Information Architecture (IA): The organization and structuring of content to ensure users can find information efficiently and intuitively. Design Systems: Comprehensive guidelines that include components, patterns, and visual styles to ensure consistency across the product. Usability Testing Reports: Documents detailing the findings from testing sessions where real users interact with the product to identify areas of improvement.