Free UML software for visual modeling with UML 2.x diagrams
Draw ANY of the UML2 diagrams
Re-usable elements, syntax checking, sub-diagrams, etc
We care about the difference between a click and a drag.
Modeling in ANY Java-enabled platforms - Windows, Mac OS X, Linux
With just a few clicks of your mouse, you can create stunning diagrams in no time. The Resource Catalog is your secret weapon for maximum efficiency and top-notch quality. Visual Paradigm, the UML software of your dreams, is designed with you in mind, ensuring that every aspect of your design journey is as seamless and high-quality as possible.
Reuse elements in different models, ensure the correctness of design with syntax checking, establish multiple levels of abstraction with sub-diagrams, add references to design artifacts, etc. Visual Paradigm is a UML tool designed for a great outcome.
If you have ever used a real modeling software, you will appreciate how much it can help with your modeling work.
Visual Paradigm is a full-featured UML software that allows you to establish linkages among UML model elements and with external resources like webpages and physical files.
| Community Edition
FREE for non-commercial use |
Modeler Edition
$6 / Month for ANY purposes |
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|---|---|---|
| Use Case Diagram | ✔ | ✔ |
| Class Diagram | ✔ | ✔ |
| Sequence Diagram | ✔ | ✔ |
| Communication Diagram | ✔ | ✔ |
| State Machine Diagram | ✔ | ✔ |
| Activity Diagram | ✔ | ✔ |
| Component Diagram | ✔ | ✔ |
| Deployment Diagram | ✔ | ✔ |
| Package Diagram | ✔ | ✔ |
| Object Diagram | ✔ | ✔ |
| Composite Structure Diagram | ✔ | ✔ |
| Timing Diagram | ✔ | ✔ |
| Interaction Overview Diagram | ✔ | ✔ |
| Entity Relationship Diagram (ERD) | ✔ | ✔ |
| SysML Requirement Diagram | ✔ | ✔ |
| SysML Block Definition Diagram | ✔ | ✔ |
| SysML Internal Block Diagram | ✔ | ✔ |
| SysML Parametric Diagram | ✔ | ✔ |
| Business Concept Diagram | ✔ | ✔ |
| Printing | ✔ * | ✔ |
| Image exporting (PNG, JPG) | ✔ * | ✔ |
| Business Process Modeling (BPMN) | ✔ | |
| Data Flow Diagram (DFD) | ✔ | |
| Flowchart maker | ✔ | |
| Team collaboration (Cloud / On-Premises) | ✔ | |
| Diagram review and commenting | ✔ | |
| Task management | ✔ | |
| Project glossary management | ✔ | |
| Textual Analysis | ✔ | |
| EPC diagram | ✔ | |
| Process Overview | ✔ | |
| Organization chart | ✔ | |
| Network diagram | ✔ | |
| Rack diagram | ✔ | |
| Venn diagram | ✔ | |
| Floor plan maker | ✔ | |
| FREE Download | FREE Trial |
* A single-lined watermark will appear in printout and images produced by the Community Edition
Visual Paradigm are trusted by over 230,000 people in companies ranging from small business to Fortune 500 companies, universities and government units.
