Plantuml Sequence Diagram. You can have several kinds of participants actors and others arrows notes groups. Activity diagram here is the legacy syntax component diagram.
The following non uml diagrams are also supported. Plantuml language specification sequence diagram. Save export or copy the image for use in your requirements or design documents.
Plantuml in a nutshell.
Some of you might draw this regularly on paper or using some software such as pwp or adobe ai which causes you a headache sometimes if you not an expert. Plantuml is an open source implement and syntax for engendering diagrams from plain text definitions. The following non uml diagrams are also supported. Or to show how your machine and algorithm works with the sequence or activity diagrams.