OnUML vs OpenCharts
| OnUML | OpenCharts | |
|---|---|---|
| Free plan | Yes | Yes |
| Paid from | $8/mo | $9.99/mo |
| Platforms | api, Web | api, macOS, Web, Windows |
| Free plan | Yes | Yes |
| Mermaid support | Yes | |
| Platform | web | |
| Export formats | PNG, SVG | |
| PPTX export | Yes | |
| AI assistance | Yes | |
| Real-time collaboration | Yes | |
| PowerPoint export | Yes | |
| Presenter mode | Yes | |
| Supported platforms | web, windows, macos, chrome_extension |
Listed together in Best AI Diagram Generators