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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.

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  • 1
    StarUML
    StarUML is an open source project to develop fast, flexible, extensible, featureful, and freely-available UML/MDA platform running on Win32 platform. The goal is a compelling replacement of commercial UML tools such as RationalRose, Together and so on.
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    Downloads: 381 This Week
    Last Update:
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  • 2
    NClass
    NClass is a free tool to easily create UML class diagrams with full C# and Java language support.
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    Downloads: 57 This Week
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  • 3
    Whole Platform
    The Whole Platform is a technology for engineering the production of software. We provide an Eclipse based Language Workbench for developing, manipulating and transforming languages using a model driven approach.
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    Downloads: 173 This Week
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  • 4
    PostgreSQL Database Modeler
    ** ATTENTION ** THIS PROJECT HAS MOVED TO: https://github.com/pgmodeler/pgmodeler New releases only will be available on GitHub. PostgreSQL Database Modeler, or simply pgModeler is an open source project of a CASE tool for modeling PostgreSQL that merges the classical concepts of modeling using entity-relationship diagrams with specific features that only PostgreSQL implements. The pgModeler translates the models created by the user to SQL code and apply them onto database clusters from version 8.0 to 9.1. Please, let me know how the pgModeler is working on your computer! Help to improve this project, give your feedback about the software or report any bug at "Tickets" page. Do not forget to detail the bug and if possible attach a screenshot or model database which expressed the bug. Follow the pgModeler profile on Facebook/Twitter and be up-to-date with new features, fixes and releases. https://www.facebook.com/pgmodeler https://twitter.com/pgmodeler
    Downloads: 8 This Week
    Last Update:
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  • Atera - The depth of a full-stack IT platform, with the power of AI. Icon
    Atera - The depth of a full-stack IT platform, with the power of AI.

    Atera introduces your autonomous AI agent - Ensure operational efficiency at any scale with 24/7 autonomous IT support.

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  • 5
    The Object-Role Modeling (ORM) standard version 2, associated schemas and generation tools, and a reference implementation in the form of the Natural Object-Role Modeling Architect for Visual Studio (NORMA) product.
    Downloads: 1 This Week
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  • 6
    Green, an Eclipse plugin, is an advanced yet simple UML class-diagram tool, developed primarily for student use. It does live round-tripping, so it's easy to move between diagram and code views. It's extensible: users can define their own relations
    Downloads: 1 This Week
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  • 7
    odaba

    odaba

    ODABA is an terminology-oriented database management system and develo

    ODABA is an terminology-oriented database management system (TODBMS) on a high conceptual level. It provides a number of enhanced features based on natural language analysis. Terminology orientation allows designing user oriented data models. Enhanced event model and Active Data Link technology support rapid development of GUI applications. Several development, documentation, test and analyzing tools are provided in order to support developers and administrators. .NET interface and a powerful object-orjented script language (OSI) improve development efficiency.
    Downloads: 1 This Week
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  • 8
    CM3 describes a set of plugins for several UML-Tools by adding validation-mechanisms to the tool. This enables the team to setup several individual validation-rules for their models.
    Downloads: 4 This Week
    Last Update:
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  • 9
    The power provided by OWL reasoning engines can be translated into Java applications and vice versas with this framework. A binding among OWL and Java concepts has been done in order to incorporate the semantic features of OWL into Java.
    Downloads: 3 This Week
    Last Update:
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  • Desktop and Mobile Device Management Software Icon
    Desktop and Mobile Device Management Software

    It's a modern take on desktop management that can be scaled as per organizational needs.

    Desktop Central is a unified endpoint management (UEM) solution that helps in managing servers, laptops, desktops, smartphones, and tablets from a central location.
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  • 10
    Downloads: 3 This Week
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  • 11
    EasyStruts provide advanced support for developing Struts web applications with Eclipse . keywords: MVC, Struts, Eclipse, Java
    Downloads: 1 This Week
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  • 12
    A toolkit to design applications using design patterns, with facility to generate code, and reverse engineering. Drag and Drop facility to create UML Class diagrams Support to write custom plug-ins for code generators and reverse engineering.
    Downloads: 2 This Week
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  • 13
    ObjectBuilder is a C++ CASE tool (CASE, refactoring, documentation generator). It lets you create, manipulate and navigate classes, class relations, class members and class methods at a high level of abstraction.
    Downloads: 2 This Week
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  • 14
    SINVAS

    SINVAS

    Software Engineering Full Life Cycle Support Tool

    SINVAS is a software engineering platform tool to support Full Life Cycle of software development, and is composed of five products. SINVAS acquires Traceability, recyclability and visibility of software development. It will help greatly to the improvement of productivity and product quality. If you send various proposals, functions and bugs of SINVAS to us, we will reflect in the ongoing product development. SINVAS Product Introduction 1) SINVAS REQ - Requirement Management : https://sourceforge.net/projects/sinvas-req/ 2) SINVAS UML - MDD-based analysis/design : https://sourceforge.net/projects/sinvas-uml/ 3) SINVAS DEV - Modeling-based development : https://sourceforge.net/projects/sinvas-dev/ 4) SINVAS TEST - Testing and Validation of software : https://sourceforge.net/projects/sinvas-test/ * SINVAS CRY - Cloud computing based online modeling tool : http://cry.sinvas.com/ Thank you for your continuous interest and encouragement.
    Downloads: 2 This Week
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  • 15
    COORAD

    COORAD

    Configurable Object Oriented Rapid Application Development system

    COORAD is a classic LAMP/WAMP stack application. It let you quickly design web pages and configure actions to manage your data. Moreover, it let you self-generate pages/sections/actions/CSS/javascript by COORAD model objects and create your own models. So, you can share all your objects with the COORAD community and speed up your development. COORAD is a real general purpose application to build your own applications: simple sites, Content Managment Systems, Enterprise Resource Planners, etc.
    Downloads: 1 This Week
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  • 16
    Coral is a tool and a development platform to create and transform models and modeling languages. It can be used to edit UML models, to develop editors for other modeling languages and to implement MDA and QVT-like model transformations.
    Downloads: 1 This Week
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  • 17
    An Eclipse plugin for generating code out of an Entity-Relationship-Diagram (ERD). Currently SQL-DDL and POJO classes with EJB3.0 Annotations are supported. The diagrams conform to the diagram description by H. Buff (german book, ISBN 3-03-440201-5)
    Downloads: 1 This Week
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  • 18
    MERMAID is an object-oriented domain modeling tool to create enterprise models using an UML class diagram, an object-event table and finite state machines. The CASE tool checks view consistency, has XMI support and code generation abilities.
    Downloads: 1 This Week
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  • 19
    The FXL Project Eclipse Plugin leverages the integration of DSLs, (meta-) modeling approaches, code generation and the development of software configuration tools (sw-component-configuration).
    Downloads: 1 This Week
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  • 20
    Plugin for the CASE tool Fujaba. It enables the use of Velocity templates in activity graphs. Primary usage: Code generation in model transformations in association with the plugin SPin.
    Downloads: 1 This Week
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  • 21
    This library generates code from UML models using the groovy scripting language. Support UML tools that use XML Metadata Interchange format (XMI). (Argo, Poseidon, Magic Draw, and many others). Currently supports generating JPA entity beans from UML.
    Downloads: 1 This Week
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  • 22
    JetSet
    JetSet is a (meta) tool that lets your quickly create model tranformator tools for instances of a given source meta model. For XML to XML transformations you can also specify a target XML schema and JetSet makes sure that your output conforms to this.
    Downloads: 1 This Week
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  • 23
    Medea is a pragmatic code generation framework. It takes UML class and state diagrams in XMI format and uses XSLT templates to generate code for various technologies, tiers and complete applications: J2EE, CMP, Hibernate, JSP, Struts, JSF, jBPM, XSD
    Downloads: 1 This Week
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  • 24
    PLiX (Programming Language in XML) is an XML-based code-generation framework. Generators produce XML matching the PLiX.xsd schema, which can be formatted into multiple languages. Extensible formatters support C# and VB.NET in Visual Studio 2005 and 2008
    Downloads: 1 This Week
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  • 25
    RANGE: produce random genetic transcription networks in the NEMO language, which when compiled outputs models in Systems Biology Markup Language. Generate synthetic microarray data, or use NEMO alone to SBML-ize a network, or visualize it in cytoscape.
    Downloads: 1 This Week
    Last Update:
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