Download StarUML (Last 2021) for Windows 10, 8, 7

StarUML is an open source project to develop a fast, flexible, scalable, functional and free UML / MDA platform running on a Win32 platform. UML is constantly expanding the standards managed by the OMG (Object Management Group). Recently, UML 2.0 was released StarUML supports UML 2.0 and will support the latest UML standard.

Features and best moments

UML 2
Compatible with UML 2.x template and diagrams: Category, object, usage case, element, development, composite structure, sequence, communication, status diagram, activity and profile diagram.

Additional diagrams
Support for creating entity-relationship diagrams (ERDs), data flowcharts (DFDs) and flowcharts.

Cross-platform support
Work with the same UX on multiple platforms, including macOS, Windows, and Linux.

Retinal appearance support
Supports Retina display (High-DPI). All diagrams, text and icons are clear and can be exported to High-DPI (PNG and JPEG) images.

Expansion Manager
Easily discover and install third-party extensions. Many extensions are open source and hosted on Github. Press one and make your own.

Model-based development
Modeling data is stored in very simple JSON format, so it can be easily used to create custom codes from user-defined templates (mdgen).

Fast modeling
It supports many Quick Editing shortcuts to create elements and relationships at the same time, such as subcategories, supporting interfaces, etc.

Dark and light themes
Support light and dark themes so you can choose a more comfortable theme.

Automatic update
StarUML automatically checks for the latest updates. No need for manual download and installation.

Code engineering
Supports code generation and reverse engineering for major programming languages, including Java, C #, and C ++ via open source extensions.

Open API
Allows you to write your own extensions using HTML5, CSS3, JavaScript, Node.js modules and APIs for menus, key maps, dialogs, user interfaces, metadata, preferences, etc.

Asynchronous model validation
Many model validation rules are set and checked asynchronously each time you save or open your model files.

Publish HTML Documents
Easy to share models with other analysts, architects and developers by simply publishing HTML Documents.

Export PDF for clean printing
Charts can be exported to PDF for clear printing with print options such as layout and page sizes.

Markdown support
Use markdown syntax to edit item documentation with syntax tagging and preview support.

Note: You can evaluate for free without time limit.