Screenshots

JetBrains:

Screenshot of WebStorm with PlantUML diagram code in left pane and diagram preview with One Dark PlantUML theme in right pane

Visual Studio Code:

Screenshot of Visual Studio Code with PlantUML diagram code in left pane and diagram preview with One Dark PlantUML theme in right pane

Usage

!include the theme file:

@startuml

!include https://raw.githubusercontent.com/patrik-csak/one-dark-plantuml-theme/v1.0.1/theme.puml

Bob->Alice : hello

@enduml

Examples

Sequence diagram:

PlantUML sequence diagram with One Dark theme

Use case diagram:

PlantUML use case diagram with One Dark theme

Class diagram:

PlantUML class diagram with One Dark Theme

Activity diagram:

PlantUML activity diagram with One Dark theme

Component diagram:

PlantUML component diagram with One Dark theme

State diagram:

PlantUML state diagram with One Dark theme