Archway vs OpenCharts
| Archway | OpenCharts | |
|---|---|---|
| Free plan | Yes | Yes |
| Free trial | No | No |
| Paid from | $12/mo | $9.99/mo |
| Open source | No | No |
| Platforms | api, self-hosted, Web | api, macOS, Web, Windows |
| Free plan | Yes | Yes |
| AI diagram limit | 50 /mo | — |
| Mermaid support | Yes | — |
| Real-time collaboration | Yes | — |
| Platform | web | — |
| Export formats | Mermaid, PlantUML, D2, Draw.io XML, SVG, PNG, PDF, Terraform HCL | — |
Both are listed in Best AI Diagram Generators. On The Geeks Club, OpenCharts scores higher on our published basis.