Software Alternatives, Accelerators & Startups

WhiteStarUML

WhiteStarUML is a fork of StarUML with an intent to revive its Delphi code base by updating code to...

Some of the top features or benefits of WhiteStarUML are: Open Source, Platform Compatibility, User-Friendly Interface, Extensibility, and UML 2 Support. You can visit the info page to learn more.

Best WhiteStarUML Alternatives & Competitors in 2025

The best WhiteStarUML alternatives based on verified products, community votes, reviews and other factors.
Filter: 7 Open-Source Alternatives. Latest update:

  1. 33

    StarUML.

    Key StarUML features:

    User-Friendly Interface Cross-Platform Support Extensibility Wide Range of Diagram Types

    /staruml-alternatives
  2. 23

    Online diagramming application.

    Key draw.io features:

    Free User-Friendly Interface Collaboration Integrations

    Open Source

    /draw-io-alternatives
  3. 26

    LucidChart is the missing link in online productivity suites. LucidChart allows users to create, collaborate on, and publish attractive flowcharts and other diagrams from a web browser.

    Key LucidChart features:

    User-Friendly Interface Collaboration Features Integration Capabilities Template Library

    /lucidchart-alternatives
  4. 21

    UMLGraph is a professional automated drawing tool that allows the designers the declarative specification and drawing of UML class and sequence diagram.

    Key UMLGraph features:

    Automated Diagrams Integration with Javadoc Text-Based Configuration Extensible and Customizable

    /umlgraph-alternatives
  5. 19

    Dia is a GTK+ based diagram creation program for GNU/Linux, MacOS X, Unix, and Windows, and is released under the GPL license.

    Key Dia features:

    Open Source Cross-Platform Versatile Diagram Types Customizable Toolset

    /dia-alternatives
  6. 28

    Umbrello UML Modeller is a Unified Modelling Language diagram programme for KDE.

    Key Umbrello features:

    Open Source UML Support Integration with KDE Cross-Platform

    /umbrello-alternatives
  7. 25

    UMLet - Free UML Tool for Fast UML Diagrams.

    Key UMLet features:

    Simplicity Open Source Quick Diagramming Lightweight

    /umlet-alternatives
  8. 19

    Eclipse Papyrus is an industrial-grade open source Model-Based Engineering tool. Eclipse Papyrus has notably been used successfuly in industrial projects and is the base platform for several industrial modeling tools.

    Key Eclipse Papyrus features:

    Open Source UML Support Integration with Eclipse Customizable Profiles

    /eclipse-papyrus-alternatives
  9. 18

    yEd is a free desktop application to quickly create, import, edit, and automatically arrange diagrams. It runs on Windows, Mac OS X, and Unix/Linux.

    Key yEd features:

    User-Friendly Interface Versatile Diagram Types Automatic Layouts Cross-Platform

    /yed-alternatives
  10. 18

    OmniGraffle is for creating precise graphics like website wireframes, an electrical system designs, or mapping out software class.

    Key OmniGraffle features:

    User-friendly Interface Advanced Diagram Tools Cross-Platform Support Integration Capabilities

    /omnigraffle-alternatives
  11. 25

    Visualize, design, innovate. The ultimate diagramming and modeling suite for UML, ERD, BPMN, flowcharting and data architecture. Elevate your ideas to new heights.

    Key Software Ideas Modeler features:

    User-Friendly Interface Free Trial Templates Search and Filtering

    freemium €59.0 / One-off (Standard Edition)

    /software-ideas-modeler-alternatives
  12. 18

    ArgoUML, free and safe download. ArgoUML latest version: Open-source diagramming application for personal computers. ArgoUML is a program that allows users to create complex and professional diagrams.

    Key CollabNet features:

    Comprehensive ALM Suite Scalability Collaboration Features Support for Multiple Version Control Systems

    /collabnet-alternatives
  13. 17

    PlantUML is an open-source tool that uses simple textual descriptions to draw UML diagrams.

    Key PlantUML features:

    Simple Syntax Quick Diagram Creation Version Control Friendly Integrations

    Open Source

    /plantuml-alternatives
Suggest an alternative
If you think we've missed something, please suggest an alternative to WhiteStarUML.

WhiteStarUML discussion

Log in or Post with