Sequence Diagram
Sequence Diagram


Sequence Diagram free download for Mac

Sequence Diagram

07 February 2020

Create UML 2.0 style sequence diagrams.


Sequence Diagram makes it incredibly easy to create UML 2.0 style sequence diagrams, using nothing more than plain text (and a sprinkling of emoji).

  • Participants
  • Signals
  • Interaction frames
  • Found signals
  • Lost signals
  • Multiple signal-arrow line styles
  • Multiple signal-arrowhead styles
  • Export PDF
  • Export PNG
  • Syntax highlighting in diagram text editor
  • Error highlighting

What's new in Sequence Diagram

Version 1.7.7:
  • Adds “#style-reset” keyword, to resume default styling for elements that follow.
  • Adds an indicator beside auto-completion suggestions, do distinguish keywords from user strings.
  • Adds support for placing self-signal message label on right OR left of signal arrow.
  • Adds support for Ref interaction frames (see Help documentation, page 14)
  • Minor improvements to auto-completion behaviour.
  • Adds support for custom vertical spacing above Dividers, Interaction Frames, Notes and Signals (see Help documentation, page 25)
  • Adds support for dividers with no label.
  • Fixes a defect where having a lifeline destruction marker on the left could cause a signal to not be rendered.
  • Adds support for styling lifeline destruction markers.
Other recent enhancements :
  • Updates to documentation to provide details on the colours used in SVG exports.
  • Adds support for dividers using “”== your text here ==“
  • Adds support for custom labelled interaction frames using “group your custom label goes here!”
  • Adds support for including (but ignoring) @startuml and @enduml keywords
  • Add support for reversed arrow directions (e.g. a - b)
  • Adds the ability to detach the Diagram Text Editor window, enabling you take great advantage of multiple displays.
  • Fixes a defect in notes, where spanning multiple participants would cause justification to be ignored.
  • Fixes a defect in notes, where links would cause justification to be ignored.
  • Fixes a defect where indented, triple quoted strings would not be correctly formatted.

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2 Sequence Diagram Reviews

Rate this app:

26 September 2018

Most helpful

v1.5.16 is now listed as incompatible with my 10.13.6?
Like (1)
Version 1.5.16
26 September 2018
v1.5.16 is now listed as incompatible with my 10.13.6?
Like (1)
Version 1.5.16
1 answer(s)
28 September 2018
Same here. Someone goofed I am sure.
27 February 2017
Awesome app! Finally I can easily build diagram with text. And very good support. Developer responded to my request within one hour. Impressive!
Version 1.1.0