Browse free open source UML tools and projects below. Use the toggles on the left to filter open source UML tools by OS, license, language, programming language, and project status.

  • Gen AI apps are built with MongoDB Atlas Icon
    Gen AI apps are built with MongoDB Atlas

    Build gen AI apps with an all-in-one modern database: MongoDB Atlas

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    Our Free Plans just got better! | Auth0

    With up to 25k MAUs and unlimited Okta connections, our Free Plan lets you focus on what you do best—building great apps.

    You asked, we delivered! Auth0 is excited to expand our Free and Paid plans to include more options so you can focus on building, deploying, and scaling applications without having to worry about your security. Auth0 now, thank yourself later.
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  • 1
    Yaoqiang BPMN Editor

    Yaoqiang BPMN Editor

    an Open Source BPMN 2.0 / DMN 1.1 Modeler

    Yaoqiang BPMN Editor is a graphical editor for business process diagrams, compliant with OMG specifications (BPMN 2.0 / DMN 1.1).
    Leader badge
    Downloads: 60 This Week
    Last Update:
    See Project
  • 2
    Application has been created during my Master Degree studies at PJIIT. It was inspired by "Business Process Modeling and Simulation with UML" articles by Pan-Wei Ng published on The Rational Edge Apr / May 2002.
    Downloads: 0 This Week
    Last Update:
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