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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 3.4.1 has been released

The Modelio development team is glad to announce the release of Modelio 3.4.1. Some evolutions, fixes and improvements have been made to the modeling tool.

Modelio 3.4.1 release note.

Download Modelio 3.4.1      

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

    I'm running modelio 3.3.1 on ubuntu 14.04 and I get a LOT of exception like that.
    Really a lot. Is this a known problem?
    At the beginning I thought it was related to my diagram styles but it happen even when I start in a new workspace...
  • Feed type
    I think it is preferable to make a module because creating a generator is complex. In this case, the module is better adapted than a script. Plus, you can use the Eclipse environment to help you developing your module (with auto completion).

    In order to start developing a module you can follow the steps described in the following post : www...
  • Feed type
    Hi pablo,

    You should contact the Modeliosoft support if you have a maintenance contract.

  • Feed type
    The Modelio development team is pleased to announce the Modelio 3.4.1 release (Build 201511201541).

    Some evolutions, fixes and improvements have been made to the UML modeling tool.

    Release notes

    A lot of improvements have been done on the diagrams...
  • Feed type

    This is the first time I write in this forum and I am not sure if this is the correct place for this topic.

    I have the Modelio document Publisher tool and I am trying to customize a stylesheet template to publish .docx documents but I have found troubles with the tables style...

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