Umbrello

Umbrello

Umbrello is an open source Unified Modeling Language (UML) diagramming tool and code generator. It supports UML diagrams like class diagrams, use case diagrams, sequence diagrams, state machine diagrams and more. Umbrello helps developers design and document software applications
Umbrello image
uml modeling diagrams open-source

Umbrello: Open Source UML Diagramming Tool and Code Generator

Umbrello is an open source Unified Modeling Language (UML) diagramming tool and code generator. It supports UML diagrams like class diagrams, use case diagrams, sequence diagrams, state machine diagrams and more. Umbrello helps developers design and document software applications and systems.

What is Umbrello?

Umbrello is a free, open source Unified Modeling Language (UML) modeling tool and code generator. It enables software developers and architects to create UML diagrams like use case diagrams, class diagrams, sequence diagrams, state machine diagrams and more to visually design and document software systems.

Key features of Umbrello include:

  • Intuitive and customizable graphical user interface to create different types of UML diagrams
  • Ability to generate code skeletons and stubs for C++, Java, PHP and other languages from UML class diagrams
  • Reverse engineering of existing code to create UML class diagrams
  • Support for exporting UML diagrams to image formats like PNG, SVG and PDF
  • Plugin architecture to extend Umbrello's functionality
  • Available on Linux, Mac and Windows platforms

With its easy-to-use diagramming capabilities, code generation features and multi-platform availability, Umbrello is a helpful tool for software developers and architects for model-driven software design and documentation.

Umbrello Features

Features

  1. Diagramming tool for UML diagrams like class, sequence, use case
  2. Code generation for C++, Java, PHP and Ruby
  3. Imports and exports XMI model files
  4. Customizable look and feel
  5. Extensible via plugins

Pricing

  • Open Source

Pros

Free and open source

Available on Linux, Windows and Mac

Good for designing and documenting software

Cons

Limited native support for some UML diagram types

Generated code can be basic and require manual editing

Less features than some commercial UML tools


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