UML drawing tool - Visual Paradigm Online (VP Online) Free Edition. Unlike many other online drawing tools, VP Online has incorporated the Resource Centric interface, which makes Sequence Diagram editing very intuitive and straight forward. The free UML editor comes with no ad, no limited period of access and no limitations such as, number of diagrams, number of shapes, etc. You own the diagrams you created for personal and non-commercial purposes.
Free Sequence Diagram tool for personal use:
Draw as many diagrams as you like. Output the diagrams into PNG/JPG/GIF/SVG/PDF.
UML diagramming can be simple and fun. Here are some of the features of our Sequence Diagram editor:
Position lifelines and connectors precisely using the alignment guide. Format your Sequence Diagram with different formatting tools: Shape and line format, font style, shape alignment and distribution, embed image and URL, shadow effect, etc
Il vous suffit de parcourir et de modifier les exemples de diagramme de séquence suivants et vous verrez par vous-même qu'il s'agit de tout ce que nous disons qu'il est, ou peut-être plus.