Best kUML Alternatives in 2026
Updated
20 platforms from UML modeling software ranked against kUML on the same published basis.
- 1kUML vs BESSER
- 2kUML vs Visual Paradigm
- 3kUML vs ArgoUML
- 4kUML vs BOUML
- 5kUML vs BridgePoint
- 6kUML vs Eclipse Papyrus
- 7kUML vs Gaphor
- 8kUML vs Horusec
- 9kUML vs Astah Professional
- 10kUML vs Violet UML Editor
- 11kUML vs StarUML
- 12kUML vs Altova UModel
- 13kUML vs Umple
- 14kUML vs Sparx Enterprise Architect
- 15kUML vs PragmaDev Studio
- 16kUML vs UMLet
- 18kUML vs UML Lab
- 19kUML vs JetUML
- 20kUML vs Rodin Platform
- 21kUML vs UMLGen
kUML alternatives compared
| # | Platform | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | BESSER | 7.3 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 2 | Visual Paradigm | 7.2 | Free plan | $4/mo | Web |
| 3 | ArgoUML | 7.1 | Free plan | Free | Linux, Mac, Windows |
| 4 | BOUML | 7.1 | Free plan | Free | Linux, Mac, Windows |
| 5 | BridgePoint | 7.1 | Free plan | Free | Linux, Mac, Windows |
| 6 | Eclipse Papyrus | 7.1 | Free plan | Free | Linux, Mac, self-hosted, Web, Windows |
| 7 | Gaphor | 7.1 | Free plan | Free | Linux, Mac, Windows |
| 8 | Horusec | 7.1 | Free plan | Free | API, Browser, Linux, Mac, self-hosted, Web, Windows |
| 9 | Astah Professional | 6.9 | No | — | API, Linux, Mac, Windows |
| 10 | Violet UML Editor | 6.9 | Free plan | Free | Linux, Mac, Web, Windows |
| 11 | StarUML | 6.8 | No | $129/mo | Browser, Linux, Mac, Windows |
| 12 | Altova UModel | 6.7 | No | — | Windows |
| 13 | Umple | 6.5 | No | — | Linux, Mac, self-hosted, Web, Windows |
| 14 | Sparx Enterprise Architect | 6.4 | No | — | — |
| 15 | PragmaDev Studio | 6.2 | No | — | Linux, Mac, Windows |
| 16 | UMLet | 6.1 | Free plan | Free | Browser, Linux, Mac, Web, Windows |
| 18 | UML Lab | 6.0 | No | — | — |
| 19 | JetUML | 5.9 | Free plan | Free | Linux, Mac, Windows |
| 20 | Rodin Platform | 5.9 | No | — | Linux, Mac, Windows |
| 21 | UMLGen | 5.7 | No | — | Web |
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Questions about kUML alternatives
What is the best alternative to kUML?
BESSER, number 1 in UML modeling software with a score of 7.3 out of 10. The others here: Visual Paradigm, ArgoUML, BOUML and 16 more.
What is the best free alternative to kUML?
BESSER is the best-ranked alternative with a free plan. 11 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked on how quickly a newcomer can get going: documentation depth, a free tier or trial, and the platforms it runs on.