Blog Series

Mermaid vs PlantUML

This series explores Mermaid vs PlantUML from tool selection to diagram-specific syntax, expressive power, and practical documentation workflows.

Reading path

6 posts

Start with the overview, then move into the diagram-type comparisons. Each article includes examples, decision guidance, and trade-offs for teams maintaining diagrams as code.

Articles in this series

·7 min read·Featured

Mermaid vs PlantUML: Which diagram-as-code tool should you choose in 2026?

Compare Mermaid and PlantUML through flowcharts, sequence diagrams, state diagrams, ER diagrams, class diagrams, component diagrams, deployment diagrams, and activity diagrams to choose the right diagram-as-code tool.

mermaidplantumldiagram-as-codeumlsoftware-architecture
·9 min read

Mermaid vs PlantUML Sequence Diagrams: Syntax Differences, Examples, and Choosing the Right Tool

Compare Mermaid and PlantUML sequence diagram syntax with order and payment examples, including alt, loop, par, activation, return, ref, and pagination differences.

mermaidplantumlsequence-diagramdiagram-as-codeuml
·7 min read

Mermaid vs PlantUML Class Diagrams: Syntax and Examples

Compare Mermaid and PlantUML class diagrams for members, relationships, generics, interfaces, packages, notes, styling, and large model views.

mermaidplantumlclass-diagramdiagram-as-codeuml
·6 min read

Mermaid vs PlantUML Activity Diagrams: Syntax and Examples

Compare Mermaid Flowchart and PlantUML Activity Diagram syntax for branches, loops, parallel flows, swimlanes, and examples that help you choose.

mermaidplantumlactivity-diagramflowchartdiagram-as-codeuml
·6 min read

Mermaid vs PlantUML Swimlane Diagrams: Roles and Examples

Compare Mermaid subgraphs and PlantUML swimlanes for role grouping, cross-lane flows, branches, and parallel work, with examples and selection tips.

mermaidplantumlswimlane-diagramactivity-diagramflowchartdiagram-as-code
·9 min read

Mermaid C4 vs C4-PlantUML: Architecture Examples

Compare Mermaid C4 and C4-PlantUML for Context, Container, Dynamic, Deployment, layout, tags, styling, and long-term architecture docs.

mermaidplantumlc4-modelc4-diagramsoftware-architecturediagram-as-code