AI TOOL PROFILE

StarUML: Software Modeling Tool

StarUML helps software architects and development teams design and document system architectures. It supports multiple diagram types, such as ERD and BPMN, within a single project.

Pricing

StarUML uses a one-time payment model per device. The Standard version is $129.00 and the Professional version is $199.00. Volume discounts and a 30% educational discount are available.

At a glance

Best for
Software Architects, Systems Engineers, Software Development Teams
Key use cases
System Architecture Design, Database Schema Modeling, Business Process Mapping, Cloud Infrastructure Planning, Rapid Prototyping
Integrations
Java code generation, C# code generation, C++ code generation, Python code generation, PDF export
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How AI is used

StarUML is a cross-platform software modeler designed for visualizing system designs. It supports a variety of modeling languages, including UML 2, Entity-Relationship Diagrams (ERD), and the C4 Model, allowing users to maintain different architectural views in one project.

The tool is intended for architects and developers who require a structured approach to system design. It includes specialized diagrams and a JavaScript-based extensibility system that allows for the development of custom extensions.

Additionally, the software supports AI integration via an MCP server and provides extensions for code generation in languages such as Java, C#, C++, and Python. It also supports the use of Mermaid syntax for diagram generation.

Buyers should confirm whether they require the basic UML and ERD tools found in the Standard version or the advanced architecture and wireframing languages available in the Professional version.

Key Features

  • Multi-Language Modeling

    Supports UML 2, ERD, SysML, BPMN, Flowcharts, Mindmaps, C4 Model, and Data Flow Diagrams.

  • AI Integration

    Supports AI integration via MCP server for tasks such as code and diagram generation.

  • Code Generation Extensions

    Supports code generation for Java, C#, C++, and Python via extensions.

  • Mermaid Syntax Support

    Allows users to create diagrams by writing text descriptions in Mermaid syntax.

  • JavaScript Extensibility

    Is designed for customization through the development of JavaScript extensions.

  • JSON Data Storage

    Stores modeling data in JSON format, supporting the use of a Command Line Interface (CLI) to generate artifacts.

Use Cases

  • System Architecture Design

    Using UML 2 and C4 Model diagrams to visualize the structure and components of a software system.

  • Database Schema Modeling

    Creating Entity-Relationship Diagrams (ERD) to map out database structures and entity relationships.

  • Business Process Mapping

    Using BPMN and Flowcharts to document organizational workflows and business processes.

  • Cloud Infrastructure Planning

    Designing architecture for AWS, GCP, and Azure environments using the Professional version.

  • Rapid Prototyping

    Generating diagrams via Mermaid syntax and creating low-fidelity UI wireframes.

Integrations

  • Java code generation
  • C# code generation
  • C++ code generation
  • Python code generation
  • PDF export
  • HTML documentation export

FAQ

What is the difference between StarUML Standard and Professional?

The Standard version includes UML, ERD, and basic modeling. The Professional version adds advanced languages such as SysML, BPMN, UI Wireframes, and AWS/GCP/Azure Architecture diagrams.

Does StarUML have a subscription fee?

No, StarUML uses a one-time payment per device model.

Can I try StarUML before buying it?

Yes, a 30-day free evaluation is available, though exported diagrams will contain watermarks.

Is StarUML open source?

No, current versions of StarUML are commercial software.

Source category: Software Development

Source subcategory: Design & Prototyping

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