gatsby-remark-graph is a plugin to allow MermaidJS diagrams in Markdown code blocks.
```mermaid
graph LR
A[Square Rect] -- Link text --> B((Circle))
A --> C(Round Rect)
B --> D{Rhombus}
C --> D
```generates this diagram:
and
``` mermaid
graph LR
RD[Raw Data] --> RS[Raw Storage]
RS[Raw Storage] --> P[Process]
P[Process] --> CS[Clean Storage]
CS[Clean Storage] --> Q[Query]
Q[Query] --> I[Insight]
```will give you this: