Using code blocks and the language “Mermaid” it is possible to create something like flowcharts (and possibly other stuff?) with clickable links to, for example websites or other Notion pages, and by hiding the code part it is possible to just show the graph as a standalone.

flowchart LR
classDef orange fill:orange, stroke:#000, color:black
WAKE([Start]) -.->|test| S{Clickable Link}:::orange
click S "<https://www.google.com>"

graph
a([Start]) -.-> e([Workaround]) -.-> b([Finish])
a([Start]) --> c[Step 1] --> d[Step 2] ---> b

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