PlantUML pricing
PlantUML is free to use.
FreeChecked Nov 12, 2026 against plantuml.com
Plans and prices
- Starts at
- Free
- Free plan
- Free of charge and open source, under several license options including GPL, LGPL, Apache, BSD, EPL and MIT.
- Free trial
- None listed
| Plan | Price | What you get |
|---|---|---|
| Open source | $0 | Free jar and source code under your choice of license; you run it yourself or use the online editor. |
Read from plantuml.com on Nov 12, 2026. Prices change, so confirm with PlantUML before you buy.
How PlantUML's price compares
| Tool | Starts at | Free plan | |
|---|---|---|---|
| PlantUML | Free | Yes | |
| Mermaid | $10 per user / month, billed annually ($120 a year) | Yes | Compare |
| draw.io | Free | Yes | Compare |
| Eraser | $45 per member / month, billed annually ($60 billed monthly) | Yes | Compare |
| Flowchart Fun | $2 per month (billing basis not stated) | Yes | Compare |
| Visual Paradigm | $6 per month (Modeler edition, subscription) | Yes | Compare |
Each price is the vendor’s own, with its billing basis as stated. Check dates are on each tool’s page.
PlantUML pricing questions
Is PlantUML free?
Yes. PlantUML is free to use. Free of charge and open source, under several license options including GPL, LGPL, Apache, BSD, EPL and MIT.
How much does PlantUML cost?
PlantUML lists one plan. Open source: $0. Prices were read from plantuml.com on Nov 12, 2026.
When were PlantUML's prices last checked?
On Nov 12, 2026, against plantuml.com. Vendors change prices without notice, so confirm on their site before you buy.