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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
    Hi Waldoor,

    It's a ghost element representing the link that once existed.

    A ghost appears when an element is destroyed in the model explorer while the diagram containing the same element is closed. In such cases, when you reopen the diagram, you can see what has been deleted since you last opened it...
  • Feed type
    hi ,
    Pls tell me the location where the log file is generated when i had made a custom module and had deployed the jmdac file on modelio 3.1
  • Feed type
    I was working on a class diagram, and at one stage an association element was grayed out. Is was no longer available in the Explorer view, but still in the diagram. Is can not be deleted, changed or edited. I'am still able to move it on the diagram
  • Feed type
    Ok thx for your answer, i'll deal with it for now.

    Maybe i will look into the source code to identify which action is executed after a ctrl+z

    Thx ebr, like always.
  • Feed type

    I may be the last one using 2.x version to make a module, but i hope it'll help someone else too.

    So, i'd like to know what it involves to update a module.

    I guess the steps will look like to :
    -Download the 3...

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