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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.

More on Modelio's features...

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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 3.5.0 has been released

The Modelio development team is glad to announce the release of Modelio 3.5.0. Some evolutions, fixes and improvements have been made to the modeling tool.

Modelio 3.5.0 release note.

Download Modelio 3.5.0      

Discover Modelio Store extensions

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

Go to the Modelio Store

Community contribution

Modelio for designing Cloud applications

Discover experimental tools for modelling Cloud applications

More information  

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
    Pan hello,

    I want to use the English language as a basis for translation into Spanish and I look forward to hear from you how to manage the translation.

    Have a good day,
  • Feed type
    Hi mike,
    Please find enclosed two screnshots showing the Modelio 3.5 Java Designer's create/update autodiagrams feature and its creation wizard with the available automatic diagrams circled in red.
    In the pictures, I reversed the code from Java ZIP File Example, the source code of this example is ZIPFileExample...
  • Feed type
    Yes, I meant making a local copy of software by 'duplicating' Thanks for pointing out that removal of spaces from name had no effect.
  • Feed type
    I 've already reversed the java application into Modelio, now I want to generate class diagrams according to it. In the the user guide it says that Modelio has the function to generate diagrams automatically, but I don't know realize it and I've tried for a long time...
  • Feed type
    Hi Equinox,

    I think your problem doesn't come from the space in the name, but from the fact that you first launched modelio directly from the DMG.

    Modelio must be extracted from the DMG like this :

    [File Attachment: DMG_2016-05-24...

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