AI Class Diagram Generator

Describe your classes, fields, and relationships in plain English. Diagramly's AI produces an editable UML class diagram.

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

How it works

  1. Step 1
    Describe your classes

    Name the classes, attributes, and how they relate.

  2. Step 2
    Generate with AI

    Diagramly draws classes, associations, and inheritance for you.

  3. Step 3
    Refine & export

    Adjust members and relationships, then export to PNG or SVG.

Examples

“User has many Orders; Order has many LineItems; LineItem references a Product”

Frequently asked questions

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Ready to create your Class Diagram?

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

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