PlantUML

FULL ONLY

Render UML diagrams (sequence, class, activity, component, state, etc.) from PlantUML text syntax. Uses the public PlantUML server during editing; rendered SVG is stored locally.

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How to Use

Enable the macro in Admin Settings (disabled by default)
Type /PlantUML in the editor
Write PlantUML syntax (@startuml ... @enduml)
Preview updates automatically (debounced 800ms)
Click Save — rendered SVG stored locally, no server call on view

Important Notes

External Service (Edit Only)

Uses plantuml.com to render diagrams during editing. The rendered SVG is stored locally — no server call on page view. Must be enabled by an admin.

Supported Diagram Types

Sequence
Class
Activity
Component
State
Use Case

Technical Details

Storage	Macro config (SVG stored inline)
External Service	plantuml.com (editing only)
Editor	Fullscreen split-pane
Availability	Full only