SequenceDiagram.org
Free Sequence Diagram Tool Online. Clean simple interface and fast client side processing. Works Online and Offline, Scripting and Drag and Drop.
Lucidchart
Lucidchart is an online diagram and flowchart software that supports Microsoft Office Visio import and can work on any operati ...
dia
websequencediagrams
ckwnc
ckwnc is a uml sequence diagram creation tool that uses an intuitive c-style language to automatically create uml diagrams tha ...
SEQO
SEQO generates UML sequence diagrams from a simple text. A sequence diagram is an interaction diagram that shows how objects o ...
PlantUML
PlantUML is an open-source tool that uses simple textual descriptions to draw UML diagrams. The generator can be run anywhere ...