StarUML vs Violet UML Editor
| StarUML | Violet UML Editor | |
|---|---|---|
| Free plan | No | No |
| Free trial | Yes | No |
| Paid from | $129/mo | — |
| Open source | No | No |
| Platforms | extension, Linux, macOS, Windows | Linux, macOS, Web, Windows |
| Free plan | No | Yes |
| Diagram types | UML 2, entity-relationship, data flow, flowchart, mindmap, C4, SysML, BPMN, UI wireframe, AWS architecture, GCP architecture, Azure architecture | class, sequence, state, object, use case |
| Real-time collaboration | Yes | — |
| Export formats | PNG, JPEG, SVG, PDF, HTML | PNG, JPEG |
| Import formats | StarUML V1 .uml, StarUML fragments, XMI | — |
| Desktop app | Yes | Yes |
Both are listed in Best Diagram Software. On Inferse, StarUML scores higher on our published basis.