The FREE drawing tool, Visual Paradigm Online (VP Online) Free Edition, supports UML, ERD and Organization Chart. You can draw Use Case Diagram quickly through the intuitive UML drawing editor. The free UML tool has with no ad, no limited period of access and no limitations such as, number of diagrams, number of shapes, etc. Draw UML freely. And you own the diagrams you created for personal and non-commercial purposes.
It's a free UML tool for personal use:
Draw as many diagrams as you need. Produce PNG/JPG/GIF/SVG/PDF.
Straightforward and fast editing. Here are some of the editing features of the Use Case Diagram editor:
Have the actors and use cases aligned precisely with alignment guide. Format your use cases and connectors formatting tools: Shape and line format (solid, gradient, transparency, etc), font style, rotatable shapes, shape alignment and distribution, embed image and URL, etc
Il vous suffit de parcourir et de modifier les exemples de diagramme de cas d'utilisation suivants et vous verrez par vous-même qu'il s'agit de tout ce que nous disons qu'il est, ou peut-être plus.
