Best BOUML Alternatives in 2026

20 tools from UML modeling software ranked against BOUML on the same published basis.

  1. 1BOUML vs BESSER
  2. 2BOUML vs ArgoUML
  3. 4BOUML vs BridgePoint
  4. 5BOUML vs Gaphor
  5. 6BOUML vs Horusec
  6. 7BOUML vs Violet UML Editor
  7. 8BOUML vs Visual Paradigm
  8. 9BOUML vs Astah Professional
  9. 10BOUML vs Umple
  10. 11BOUML vs Altova UModel
  11. 12BOUML vs PragmaDev Studio
  12. 13BOUML vs Sparx Enterprise Architect
  13. 14BOUML vs kUML
  14. 15BOUML vs UMLet
  15. 16BOUML vs StarUML
  16. 17BOUML vs JetUML
  17. 18BOUML vs Rodin Platform
  18. 19BOUML vs UML Lab
  19. 20BOUML vs Eclipse Papyrus
  20. 21BOUML vs objectiF RPM

BOUML alternatives compared

#ToolScoreFree planFromRuns on
1BESSER7.4Free planFreeAPI, Linux, Mac, self-hosted, Web, Windows
2ArgoUML7.2Free planFreeLinux, Mac, Windows
4BridgePoint7.2Free planFreeLinux, Mac, Windows
5Gaphor7.2Free planFreeLinux, Mac, Windows
6Horusec7.2Free planFreeAPI, Browser, Linux, Mac, self-hosted, Web, Windows
7Violet UML Editor7.1Free planFreeLinux, Mac, Web, Windows
8Visual Paradigm7.1Free plan$4/moWeb
9Astah Professional7.0No—API, Linux, Mac, Windows
10Umple7.0No—Linux, Mac, self-hosted, Web, Windows
11Altova UModel6.7No—Windows
12PragmaDev Studio6.5No—Linux, Mac, Windows
13Sparx Enterprise Architect6.5No——
14kUML6.3No—Web, Windows, Mac, Linux
15UMLet6.3No—Web, Windows, Mac, Linux
16StarUML6.2No$129/moWindows, Mac, Linux
17JetUML6.0No—Windows, Mac, Linux
18Rodin Platform6.0No—Linux, Mac, Windows
19UML Lab6.0No——
20Eclipse Papyrus5.9Free planFreeLinux, Mac, self-hosted, Web, Windows
21objectiF RPM5.8No—Web, Windows
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Questions about BOUML alternatives

What is the best alternative to BOUML?

BESSER, number 1 in UML modeling software with a score of 7.4 out of 10. The others here: ArgoUML, BridgePoint, Gaphor and 16 more.

What is the best free alternative to BOUML?

BESSER is the best-ranked alternative with a free plan. 8 of the 20 alternatives here publish a free plan on their own pricing pages.

How are these alternatives ranked?

Ranked on what each maker publishes, the fullest spec sheet first: how deeply the product is documented, the platforms it runs on, a free tier or trial to test it, and its standing.