Best kUML Alternatives in 2026
Updated
20 apps from UML modeling software ranked against kUML on the same published basis.
- 1kUML vs Visual Paradigm
- 2kUML vs Eclipse Papyrus
- 3kUML vs BOUML
- 4kUML vs Sparx Enterprise Architect
- 5kUML vs BridgePoint
- 6kUML vs Gaphor
- 7kUML vs BESSER
- 8kUML vs ArgoUML
- 9kUML vs Altova UModel
- 10kUML vs Umple
- 11kUML vs Violet UML Editor
- 12kUML vs Modelio
- 13kUML vs StarUML
- 14kUML vs Horusec
- 16kUML vs AgileUML
- 17kUML vs JetUML
- 18kUML vs UMLet
- 19kUML vs IBM Rational Software Architect Designer
- 20kUML vs UML Lab
- 21kUML vs UMLGen
kUML alternatives compared
| # | App | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Visual Paradigm | 8.3 | Free plan | $4/mo | Web |
| 2 | Eclipse Papyrus | 7.8 | Free plan | Free | Linux, Mac, self-hosted, Web, Windows |
| 3 | BOUML | 7.7 | Free plan | Free | Linux, Mac, Windows |
| 4 | Sparx Enterprise Architect | 7.6 | No | — | — |
| 5 | BridgePoint | 7.6 | Free plan | Free | Linux, Mac, Windows |
| 6 | Gaphor | 7.5 | Free plan | Free | Linux, Mac, Windows |
| 7 | BESSER | 7.4 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 8 | ArgoUML | 7.3 | Free plan | Free | Linux, Mac, Windows |
| 9 | Altova UModel | 7.1 | No | — | Windows |
| 10 | Umple | 6.6 | No | — | Linux, Mac, self-hosted, Web, Windows |
| 11 | Violet UML Editor | 6.0 | Free plan | Free | Linux, Mac, Web, Windows |
| 12 | Modelio | 5.8 | No | — | Windows, Linux |
| 13 | StarUML | 5.8 | No | $129/mo | Windows, Mac, Linux |
| 14 | Horusec | 5.8 | Free plan | Free | API, Browser, Linux, Mac, self-hosted, Web, Windows |
| 16 | AgileUML | 5.6 | No | — | — |
| 17 | JetUML | 5.5 | No | — | Windows, Mac, Linux |
| 18 | UMLet | 5.5 | No | — | Web, Windows, Mac, Linux |
| 19 | IBM Rational Software Architect Designer | 5.4 | No | — | Linux, Mac, Windows |
| 20 | UML Lab | 5.3 | No | — | — |
| 21 | UMLGen | 5.2 | No | — | Web |
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Questions about kUML alternatives
What is the best alternative to kUML?
Visual Paradigm, number 1 in UML modeling software with a score of 8.3 out of 10. The others here: Eclipse Papyrus, BOUML, Sparx Enterprise Architect and 16 more.
What is the best free alternative to kUML?
Visual Paradigm is the best-ranked alternative with a free plan. 9 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked mobile-first: a phone app alongside the web or desktop product, a free tier and the depth of its documentation.