# Plotly Dash vs Streamlit

| Attribute | Plotly Dash | Streamlit |
|---|---|---|
| **Vioscale score** | 20.1 (3% (low)) | 45 (3% (low)) |
| deployment.options | `{"cloud":true}` | `{"cloud":true,"on_prem":true,"self_hosted":true}` |
| description.long | Cloud-based platform that enables organizations to productionize data science, analytics, and machine learning applications as interactive web applications. | A Python-based framework that transforms data scripts into interactive web applications for creating dashboards, reports, and data-driven apps without requiring front-end development expertise. |
| integrations.count | 4 | - |
| integrations.list | `[{"name":"Databricks"},{"name":"Docker"},{"name":"Keycloak"},{"name":"Git"}]` | - |
| market.availability | `{"hqCountry":"CA","primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | - |
| platform.support | `{"cli":true,"web":true}` | `{"cli":true,"web":true}` |
| pricing | `{"type":"subscription","sourceUrl":"https://dash.plotly.com","retrievedAt":"2026-08-18T21:43:10.317Z"}` | `{"type":"open_source","summary":"Free and open source (Apache 2.0). Community Cloud hosting available at no cost for public applications.","freeTier":true,"sourceUrl":"https://streamlit.io","retrievedAt":"2026-08-18T21:40:22.448Z"}` |
| pricing.free_tier | - | yes |
| pricing.model | commercial | open_source |
| pricing.price_level | unknown | free |
| pricing.transparent | - | yes |
| security.disclosure_policy | - | yes |
| security.soc2 | - | yes |

## Capabilities (Data Apps Internal Tools)

| Capability | Plotly Dash | Streamlit |
|---|:--:|:--:|
| **Capabilities** |  |  |
| Build paradigm | - | - |
| Write actions support | - | - |
| Data source connector breadth | - | - |
| Reactivity model | - | - |
| Self hostable | - | - |
| Managed cloud available | - | - |
| Git version control | - | - |
| RBAC SSO | - | - |
| Audit logging | - | - |
| AI app generation | - | - |
| Multiplayer editing | - | - |
| Embeddable output | - | - |
| Component library breadth | - | - |
| Open source | - | - |
| Pricing model | - | - |

*Source: Vioscale. Generated 2026-09-01T15:01:25.297Z. "-" = undocumented, not absent.*