Engine + Framework

PlantUML with Angular

Integration guide for teams shipping diagram rendering in Angular.

PlantUML usage guidance

Best for

  • UML modeling
  • Class and sequence diagrams
  • Architecture documentation

Syntax tip

Use explicit participant aliases and avoid deeply nested groups for better readability.

Quick start

Use Angular HttpClient to request rendered PlantUML images from a backend API route.

Recommended flow

  1. Store your PlantUML source in code or markdown.
  2. Send source to a server-side endpoint backed by ChartQuery.
  3. Render returned SVG/PNG in Angular pages and docs.

Typical Angular integration path: /src/app/services/diagram.service.ts

PlantUML integration details

FieldValue
EnginePlantUML
FrameworkAngular

Angular implementation checklist

  • Proxy through backend API
  • Keep rendering off browser runtime
  • Use HttpClient service for predictable calls

PlantUML source example

@startuml
actor User
User -> API: Request
API --> User: Response
@enduml

PlantUML in Angular: quick comparison

Why teams usually prefer the ChartQuery API pattern over direct client-side rendering for PlantUML in Angular.

Feature
Angular native setup
ChartQuery API setup
Server-side rendering without browser dependencies
Unified output (SVG/PNG) for docs, dashboards, and emails
Consistent rendering across environments
Works with CI/CD pipelines
Fits backend-first architectures
Single rendering workflow across multiple frameworks

Ship PlantUML in Angular faster

Use ChartQuery to standardize diagram rendering across your stack with one API, one workflow, and predictable output quality.

Get started with ChartQuery

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No API key required to get started. Generate charts, diagrams, and more with a single HTTP request.

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