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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
    thank ebr
  • Feed type
    Hey i need something like this. I am trying to create a architecture for a power system and i felt using this tool must be best. Classes are the only diagrams i can see which i can use for this.
    Please check the attachment for more details on how i want my classes.
  • Feed type

    First of all if your new in UML/SysML design to not hesitate to take look at UML and SysML specifications, they will quickly become bibles to you .

    Concerning 1) the "+" sign means that the end of your association, and not your association, is public...
  • Feed type
    Hi, I am fairly new to the software and i ma trying to create an architecture of a system with SYSML package. I created a class diagram and associated with another class diagram.

    I am unable to figure out 2 things,
    1) How to remove the "+" sign when i rename the association of the classes...
  • Feed type
    i still get the crash with the latest jdk 1.7 installed, as recommended in the FAQ.

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