Generate UML Class Diagrams with AI
Transform your object-oriented designs into professional UML class diagrams using AI. Describe your classes and relationships, and our AI will generate accurate class diagrams instantly.
Create Beautiful Mermaid Online Diagrams from Text
Transform your ideas into visual diagrams using simple Mermaid syntax. Perfect for documentation, system design, and workflow visualization.
- Choose a template from the left panel or write your own Mermaid syntax
- Watch your diagram render automatically in the preview panel
- Use the export buttons to download your diagram as SVG or PNG
- Click copy buttons to copy the diagram to your clipboard
- For custom diagrams, refer to the Mermaid documentation for syntax helpMermaid documentation for syntax help

What is AI Class Diagram Generator
AI Class Diagram Generator is an intelligent tool that transforms natural language descriptions into professional UML class diagrams. Perfect for software developers, designers, and anyone working with object-oriented programming.
- AI-Powered UML GenerationDescribe your classes and relationships in plain language, and AI generates accurate UML class diagrams automatically.
- Complete OOP SupportSupport for classes, interfaces, abstract classes, inheritance, associations, aggregations, and compositions.
- UML Standard CompliantGenerated diagrams follow UML 2.0 standards with proper notation for visibility, relationships, and multiplicity.
Why Choose Our AI Class Diagram Generator
Intelligent AI-powered class diagram generation service that ensures accurate, standardized UML documentation for your software projects.



How to Use AI Class Diagram Generator
Create professional UML class diagrams in three simple steps:
Core Features of AI Class Diagram Generator
Advanced AI-powered features designed specifically for UML class diagram generation.
Natural Language Input
Describe your object model in plain English - no need to learn UML syntax or notation.
Smart Class Recognition
AI automatically identifies classes, attributes, methods, visibility modifiers, and data types from your description.
Relationship Inference
Intelligently detects inheritance, associations, aggregations, compositions, and dependencies between classes.
UML 2.0 Standard
Generated diagrams follow UML 2.0 standards with proper notation and multiplicity indicators.
Frequently Asked Questions About AI Class Diagram Generator
Common questions and answers about our AI-powered class diagram generation tool.
What is a UML class diagram?
A UML class diagram is a type of static structure diagram that describes the structure of a system by showing the system's classes, their attributes, methods, and the relationships among classes.
What types of relationships can the AI detect?
The AI can detect and represent various UML relationships including inheritance (is-a), associations (has-a), aggregations, compositions, dependencies, and realizations (interface implementations).
Does it support interfaces and abstract classes?
Yes! The AI can generate interfaces and abstract classes with proper UML notation. Simply mention that a class is abstract or describe interface implementations in your description.
Can I use these diagrams in my software documentation?
Absolutely. All UML class diagrams generated by our AI tool are free to use in technical documentation, design documents, educational materials, and any commercial or non-commercial projects.
Start Generating Class Diagrams with AI Today
Transform your object-oriented designs into professional UML class diagrams in seconds with our AI-powered tool.