AI UML Diagram Generator

Describe your system in plain English and Diagramly's AI produces editable UML — class, sequence, activity, and more.

Generate a UML Diagram free
A UML activity diagram generated from a text prompt in Diagramly

How it works

  1. Step 1
    Describe your system

    Explain the structure or behavior you want to model.

  2. Step 2
    Generate with AI

    Diagramly chooses the right UML diagram type and renders it.

  3. Step 3
    Refine & export

    Edit and export to PNG.

Examples

“Activity diagram for a checkout process with a payment retry loop”
UML activity diagram

Frequently asked questions

Related generators

Class Diagram GeneratorSequence Diagram GeneratorFlowchart Generator

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Describe it in plain English and let Diagramly's AI do the drawing.

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