SequenceDiagram.org Alternatives

SequenceDiagram.org is described as 'Free Sequence Diagram Tool Online. Clean simple interface and fast client side processing. Works Online and Offline, Scripting and Drag and Drop' and is a Diagram Editor in the development category. There are more than 10 alternatives to SequenceDiagram.org for a variety of platforms, including Web-based, Mac, Windows, Linux and Android apps. The best SequenceDiagram.org alternative is Dia, which is both free and Open Source. Other great apps like SequenceDiagram.org are Lucidchart, PlantUML, StarUML and Colibri Diagrams.