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About Modelio

Modelio is an open source modeling environment (UML2, BPMN2, ...). Based on a 20-year track record of high end commercial products, Modelio delivers a broad-focused range of standards-based functionalities for software developers, analysts, designers, business architects and system architects.

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Welcome to the community platform for users who utilize the Modelio open source modeling environment and developers who build extensions for it. This website provides valuable resources and everyone will be happy to help should you have questions.


Modelio 3.1.2 has been released

The Modelio development team is glad to announce the release of Modelio 3.1.2. Modelio 3.1.2 is a maintenance release. It fixes in particular a refresh issue due to the Element view.

Modelio 3.1.2 release note.

Download Modelio 3.1.2

Discover Modelio Store extensions

Extend and adapt Modelio by adding modules which provide additional functionalities and services.

Go to the Modelio Store

Open source Java code generation and reverse tool

With Java Designer, enjoy an open source module that provides Java code generation and reverse.

More information about Java code generation and reverse

Check out the Modelio Store for more open source or free extensions

Free Web Document Publisher

Get a free Web Document Publisher. From your model, generate HTML documentation containing both information on your model and your diagrams.

More information about Web Document Publisher

Check out the Modelio Store for more open source or free extensions


Recent activities

  • Feed type
    Ahh... I wasn't aware of any best practice recommendations around this. I thought both the approaches are equally usable in all scenarios.
    I will go with the second approach, rather than disable the warnings.

    Thank you very much for the information.
  • Feed type
    Hi Aurelije,

    So you said that only few of your direct subclasses was unmasked by the command?
    If it is right could you give us your project, or a scenario to reproduce this behavior because it seems to be an issue and we are not able to reproduce it...
  • Feed type
    Of course, you can ignore the warning or even configure Modelio to unable this warning.

    The reason of these warning are the following.
    Let's imagine that you want to represent the fact that a class "C" has a property "p" typed by an type "T" you have two ways of doing this...
  • Feed type

    I see two reasons for our errors:

    1. a wrong path to your JDK
    2. a wrong classpath

    So to configure the path to your JDK, please take a look at the "Directories" set of parameters and check if the specified path is correct...
  • Feed type
    I have a similar use case to Marco's in that I start out with a Overview diagram and within packages I, as the project matures, want to diagram from a different viewpoint. I created main, main.test, and model packages. From the overview it is enough to include the packages and interfaces and limited implementation classes just to get the idea communicated...

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