Diagram as code PlantUML on VS Code WSL and Mac

Steps below will show how to install popular UML diagram-as-a-code tool: PlantUML.

VS Code extension

Install PlantUML plug-in

WSL Plant UML Dependencies

sudo apt install default-jre
java -version

sudo apt install graphviz

Mac Plant UML Dependencies

brew install --cask temurin
brew install graphviz

Test if it is working

Create the file test.pu with the following content

@startuml
actor user
actor admin
package system {
    (Send Document) as (uc2)
    (Approve Document) as (uc3)
    (Request Document) as (uc1)
}
admin --> uc2
admin --> uc1
admin --> uc3
user --> uc1
@enduml

Now hit Alt+D and here we go