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

  • MongoDB Atlas runs apps anywhere Icon
    MongoDB Atlas runs apps anywhere

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    Build Securely on AWS with Proven Frameworks

    Lay a foundation for success with Tested Reference Architectures developed by Fortinet’s experts. Learn more in this white paper.

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  • 1
    EiffelStudio
    EiffelStudio is an Integrated Development Environment (IDE) that provides comprehensive facilities to programmers. It offers a comprehensive suite of tools that enable programmers to produce correct, reliable, and maintainable software while keeping control of the development process. If you want to create fast, robust, scalable applications, then EiffelStudio™ will offer you a cost-effective solution. Imagine being able to model your system as you think – capturing your requirements and your thought processes with EiffelStudio. When ready to design, you build upon the model you just created, still with EiffelStudio. Then you implement with EiffelStudio. You never need to throw anything out and start over. You don’t need extra tools to go back and safely make changes in your architecture. Roundtrip engineering? It’s built in by design. Testing, metrics and productivity tools? They’re built in. EiffelStudio accommodates quickly and efficiently new thoughts and changes.
    Downloads: 7 This Week
    Last Update:
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  • 2

    XML2CSV Spreadsheet Converter

    Converts XML to CSV using a spreadsheet app

    An MS Excel VBA macro converts XML to CSV. It demonstrates this capability by converting an XML-based Continuity of Care Document (CCD) into a slim Comma Separated Value (CSV) file.
    Downloads: 6 This Week
    Last Update:
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  • 3
    Dependency Finder
    Extracts dependencies and OO metrics from Java class files produced by most Java compilers. Computes API differences between versions. No source needed. Includes both Swing and command-line interfaces, with XSL stylesheets for formatting output.
    Downloads: 7 This Week
    Last Update:
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  • 4
    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: 5 This Week
    Last Update:
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  • Build Securely on Azure with Proven Frameworks Icon
    Build Securely on Azure with Proven Frameworks

    Lay a foundation for success with Tested Reference Architectures developed by Fortinet’s experts. Learn more in this white paper.

    Moving to the cloud brings new challenges. How can you manage a larger attack surface while ensuring great network performance? Turn to Fortinet’s Tested Reference Architectures, blueprints for designing and securing cloud environments built by cybersecurity experts. Learn more and explore use cases in this white paper.
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  • 5
    uml2svg is a tool for converting UML diagrams into SVG. The diagrams have to conform with the UML Diagram Interchange 1.0 Specification, which at this time means they have be exported by Poseidon for UML.
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    Downloads: 5 This Week
    Last Update:
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  • 6
    JavATE is a set of Java libraries that enables application development using the domain driven methodology.
    Downloads: 3 This Week
    Last Update:
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  • 7
    A complete, fast, previously commercial, JDO 1.0.1 implementation for databases, opened by Versant in 2005 and then abandoned in early 2006. The design-time code is already in Eclipse Dali. This project is the original source drop, including the runtime.
    Downloads: 2 This Week
    Last Update:
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  • 8
    This is a collection of tools and a code library to assist engineers who are developing SystemVerilog based verification environments. Components include utility libraries, scoreboard and shutdown manager implementation, register tool, etc.
    Downloads: 2 This Week
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  • 9
    Frag is a dynamic programming language, specifically designed for being a tailorable language, building Domain-Specific Languages (DSLs), supporting Model-driven Software Development, and for being easily embeddable in Java.
    Downloads: 2 This Week
    Last Update:
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    Photo and Video Editing APIs and SDKs

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  • 10
    Complex list management with an extremely versatile interface. Built-in sorting (with abstract variants), finding, iteration, and element manipulation. Supports const-interface elements. Transparent 'virtual array storage' (VAS) for large element types
    Downloads: 1 This Week
    Last Update:
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  • 11
    D4Modelizer is a simple but powerful code generator. It produces C# code from your Database. Each table could be mapped to an object and its fields in properties. D4Modelizer propose a mapping schema between the database structure and the object model.
    Downloads: 1 This Week
    Last Update:
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  • 12
    DMDF has collection of Frameworks for distribute your domain model. The Domain Model Transportation framework [sub project] let you use your own domain model replace DTO.
    Downloads: 1 This Week
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  • 13
    Source code template library for encapsulation of highly-visible program data. Provides storage, access control, and duplication. Enforces modular access pattern, restricting normal functions from object access. Also protects simple objects and POD.
    Downloads: 1 This Week
    Last Update:
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  • 14
    Lightweight include files adding reflection capabilities to C++. Generates SQL queries and serialization routines. STL-style iterations over class members. Compile-time / run-time reflection. Based on templates and meta-programming.
    Downloads: 0 This Week
    Last Update:
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  • 15
    Amber.net is a lightweight R/O mapper framework for .net, which easy database access without XML descriptors. It uses reflection and annotations for the CRUD cycle of c# objects. Amber.net is dot net version of original java version of Amber
    Downloads: 0 This Week
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  • 16
    The Bidirectional Object-oriented Transformation Language (BOTL) is a tool for object-oriented model transformations.
    Downloads: 0 This Week
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  • 17
    Bluprint
    Bluprint is an Agile-MDA code generator. It is a fuss-free tool supporting code generation from UML modelling tools. It supports model/code merging so engineers can easily extend and maintain generated code. Bluprint has been developed using itself.
    Downloads: 0 This Week
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  • 18
    CUAHSI ODM API implements in Stored Procedures for MySQL and SQLServer, ODM web api implement REST interface, provide internet user full operation on remote ODM via the internet,Joe Hu MapWindow software lab,Idaho State Univer
    Downloads: 0 This Week
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  • 19
    Code 2 UML is a tool for constructing UML class diagrams from java .class and .jar files. Requirements: JRE 1.6
    Downloads: 0 This Week
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  • 20

    DDD sample application

    Domain-Driven Design sample application

    The previous home of the Domain-Driven Design sample application implementation.
    Downloads: 0 This Week
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  • 21
    E.R.A simple uml

    E.R.A simple uml

    Very simple entities relation attributes tool with export

    I was tired of the wayward UML tools to explain some simple ideas and share with my colleagues, I created this tool to create simple schema simply. Not perfect but do the job.
    Downloads: 0 This Week
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  • 22
    Fast UML is an open-source UML tool with a simple user interface pop-up free. Draw UML diagrams fast, export diagrams to png, jpg and clipboard. It pretends to be the union between Violet and UMLet.
    Downloads: 0 This Week
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  • 23
    A portable, high-level 3D engine with an emphasis on generality. So far it is mainly used in CAD applications in need of geometrical constraint solving and other geometrical methods. FreeSG is designed as an integrable component and not a framework.
    Downloads: 0 This Week
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  • 24
    Gaphor is a UML modeling environment written in Python. Gaphor is small and very extensible. The repository is located at http://github.com/gaphor/gaphor.
    Downloads: 0 This Week
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  • 25
    Huinca is a DDD (Domain Driven Design) and .NET software architecture sand box. We will try to find and share best practices for .NET real world software development based on the DDD approach.
    Downloads: 0 This Week
    Last Update:
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