Best PlantUML Alternatives in 2026
Updated
20 platforms from diagramming software ranked against PlantUML on the same published basis.
- 1PlantUML vs Cacoo
- 2PlantUML vs Ilograph
- 3PlantUML vs Arcentry
- 4PlantUML vs Camunda
- 5PlantUML vs Creately
- 6PlantUML vs Eraser
- 7PlantUML vs IcePanel
- 9PlantUML vs D2
- 10PlantUML vs ARIS
- 11PlantUML vs Gluu
- 12PlantUML vs draw.io
- 13PlantUML vs EdrawMax
- 14PlantUML vs Gliffy
- 15PlantUML vs Lucidchart
- 16PlantUML vs Microsoft Visio
- 17PlantUML vs Preceden
- 18PlantUML vs Software Ideas Modeler
- 19PlantUML vs Visual Paradigm
- 20PlantUML vs Bizagi Modeler
- 21PlantUML vs UMLet
PlantUML alternatives compared
| # | Platform | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Cacoo | 7.4 | Free plan | $6/mo | API, self-hosted, Web |
| 2 | Ilograph | 7.3 | Free plan | — | API, Linux, Mac, self-hosted, Web, Windows |
| 3 | Arcentry | 7.2 | Free plan | $9.90/mo | API, self-hosted, Web |
| 4 | Camunda | 7.2 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 5 | Creately | 7.2 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 6 | Eraser | 7.2 | Free plan | $15/mo | API, Browser, self-hosted, Web |
| 7 | IcePanel | 7.2 | Free plan | $40/mo | API, Web |
| 9 | D2 | 6.9 | No | — | API, Linux, Mac, self-hosted, Web, Windows |
| 10 | ARIS | 6.8 | No | — | API, self-hosted, Web, Windows |
| 11 | Gluu | 6.7 | No | €0.17/mo | Android, API, iOS, Web |
| 12 | draw.io | 6.6 | Free plan | Free | Web, Windows, Mac, Linux, iOS, Android |
| 13 | EdrawMax | 5.9 | Free plan | $5.90/mo | Android, iOS, Linux, Mac, Web, Windows |
| 14 | Gliffy | 5.9 | Free plan | $2.80/mo | Web |
| 15 | Lucidchart | 5.9 | Free plan | Free | Web, iOS, Android |
| 16 | Microsoft Visio | 5.9 | No | $5/mo | Mac, Web, Windows |
| 17 | Preceden | 5.9 | Free plan | $10/mo | Android, iOS, Web |
| 18 | Software Ideas Modeler | 5.9 | Free plan | Free | Linux, Mac, Windows |
| 19 | Visual Paradigm | 5.9 | Free plan | $4/mo | Web |
| 20 | Bizagi Modeler | 5.8 | Free plan | Free | Web, Windows |
| 21 | UMLet | 5.8 | Free plan | Free | Browser, Linux, Mac, Web, Windows |
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Questions about PlantUML alternatives
What is the best alternative to PlantUML?
Cacoo, number 1 in diagramming software with a score of 7.4 out of 10. The others here: Ilograph, Arcentry, Camunda and 16 more.
What is the best free alternative to PlantUML?
Cacoo is the best-ranked alternative with a free plan. 16 of the 20 alternatives here publish a free plan on their own pricing pages.
Is there an open-source alternative to PlantUML?
Yes: draw.io.
How are these alternatives ranked?
Ranked on what each maker publishes, open and connectable first: a public API, open-source code, the depth of its documentation and a free tier to try it on. Model lists are sorted by the figure in their title, exactly as each provider publishes it.