Introduction to the UMLet Eclipse Plugin
UMLet is a free, open-source UML tool with a simple user interface. You can draw UML diagrams fast, produce sequence and activity diagrams from plain text, share diagrams using Eclipse and create custom UML elements. UMLet runs stand-alone or as Eclipse plug-in on Windows, OS X and Linux. This video shows how to use the Eclipse UMLet plugin to create a simple UML class diagram.