Mermaid
Quick reference
Flowchart
flowchart TD | A --> BSequence
sequenceDiagram | A->>B: messageClass
classDiagram | ClassA <|-- ClassBState
stateDiagram-v2 | [*] --> StateER
erDiagram | A ||--o{ B : relGantt
gantt | Task :id, start, durationPie
pie showData | "Label" : 10Journey
journey | Step: score: Actor