Sequence Diagram

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).

Features

• 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

• Adds support for shifting selected lines up and down
• Fixes a defect where the application would crash if removing line indentation
• Adds a separate style element (titleTextColor) to allow customisation of the document title
• Now draws interaction frame labels in accordance with UML 2.0
• Adds light and dark mode colour styles to the example document

Other recent enhancements:

• Removes custom dark mode in favour of system level dark mode - (macOS Mojave - 10.14)
• Now supports macOS 10.11+ (sans dark mode)
• Adds the ability to use the default colours, when exporting as an SVG
• Uses slightly more compact vertical spacing between signals