UML diagrams are based on the UML (Unified Modeling Language) used to describe the E-Commerce Website. It includes the major actors, roles, actions, artifacts, or classes, in order to better understand the information. Software engineers uses UML modeling language to create diagrams. That is to provide ready-to-use, expressive modeling examples to users (programmers). The UML Diagrams are categorized into two types: the structural diagrams and the behavioral diagrams. The Structural UML Diagrams represents the rightful structure and features of the E-Commerce Website. On the other hand, the Behavioral UML Diagrams illustrates the System's behavior towards the users and data handling.