Unified Modeling Language (UML) is a visual standard used to specify, visualize, and document software systems [1, 28]. is a free, open-source tool favored for its speed and minimalist interface, allowing you to create diagrams without complex menus [1, 12]. Key Features of UMLet

: Diagrams can be exported to multiple formats, including PDF, EPS, JPG, and SVG [12]. Common Diagram Types

: While print or console.log statements are common for beginners, investing in formal tests allows you to catch mistaken assumptions earlier [9].

: Instead of dragging and dropping every detail, you can modify elements using a plain-text property pane [12, 17].

: Use tools like the Debug Visualizer to see how data structures change in real-time during execution [25].