Timblee is a user experience (UX) design tool that focuses on creating interactive sitemaps and user flow diagrams. It is designed to help designers, developers, and project managers visually plan and map out website architecture and user pathways. By facilitating a clearer understanding of the user's journey, Timblee aims to improve overall design efficiency and user experience. The tool is particularly suited for UX professionals seeking to streamline the planning phase of web development projects.