TopCoder UML Alternatives

    TopCoder UML is described as 'Tool is an easy to use, consistent modeling tool for use in Design and Development competitions. The new tool was built to model sequence, class, use case, and activity diagrams. On top of that, all those elements can have documentation easily attached to them' and is an app in the Development category. There are more than 10 alternatives to TopCoder UML for a variety of platforms, including Windows, Linux, Mac, Online / Web-based and Android. The best alternative is PlantUML, which is both free and Open Source. Other great apps like TopCoder UML are Visual Paradigm (Paid), UMLet (Free, Open Source), StarUML (Paid) and Papyrus UML (Free, Open Source).

    This page was last updated Oct 21, 2021

    1. PlantUML is an open-source tool that uses simple textual descriptions to draw UML diagrams. The generator can be run anywhere within JVM and integrated with various application such as wiki, text editor, IDE, programming language, documentation generator, and others.
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    2. Visual Paradigm for UML (VP-UML) is a UML design tool and UML CASE tool designed to aid software development. VP-UML supports key modeling standards such as Unified Modeling Language (UML) 2.4, SysML, ERD, DFD, BPMN 2.0, ArchiMate 2.0, etc.
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    3. UMLet is an open-source UML tool with a simple user interface: draw UML diagrams fast, export diagrams to eps, pdf, jpg, svg, and clipboard, share diagrams using Eclipse, and create new, custom UML elements.
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    4. StarUML is a program to develop fast, flexible, extensible, featureful, and freely-available UML/MDA platform running on Win32 platform.
      • FreeOpen Source
      • Mac
      • Windows
      • Linux
      • Eclipse
      Graphical modelling open source UML2 tool based on Eclipse environment.
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      • FreeProprietary
      • Online
      The PlantText tool is an online tool for quickly creating UML (Unified Modeling Language) diagrams. Unlike most tools, PlantText can build diagrams without the use of a mouse because it is based on PlantUML markup language.
      • FreeOpen Source
      • Windows
      • Linux
      • Eclipse
      Modelio is an open source modeling tool supporting natively UML, BPMN and model exchange with XMI. It allows to draw all UML2 diagrams and specific diagrams for business process modeling. It is easy and powerful with the capacity to add new functionalities to the application.
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      • FreeOpen Source
      • Windows
      • Linux
      NClass is a free tool to easily create UML class diagrams with full C# and Java language support. The user interface is designed to be simple and user-friendly for easy and fast development.

      Discontinued

      Since 2010

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    5. Violet is a UML editor with these benefits: Very easy to learn and use. Draws nice-looking diagrams. Completely free. Cross-platform. Violet is intended for developers, students, teachers, and authors who need to produce simple UML diagrams quickly.
    6. Lightweight, powerful, easy to use, UML tool
    Showing 10 of 24 alternatives