@startuml
!theme plain
skinparam monochrome true

package "Frontend Research" {
  [Notion] as notion
  [Obsidian] as obsidian  
  [GitBook] as gitbook
  [Docusaurus] as docusaurus
  [Draw.io] as drawio
}

package "Core Requirements" {
  [Unified Interface] as unified
  [UML Rendering] as uml
  [Local First] as local
  [Developer Focused] as dev
}

notion --> unified
obsidian --> local
obsidian -.-> uml
docusaurus --> unified
drawio --> uml

note right of obsidian
  Plugins can extend
  but lacks built-in UML
end note

note right of notion
  Excellent unified UI
  but not developer-focused
end note

@enduml