Ontop vs Stratio Semantic Layer
Ontop
ontop-vkg.orgStratio Semantic Layer
stratio.aiSide by side
| Figure | Ontop | Stratio Semantic Layer |
|---|---|---|
| Price from | — | — |
| Free plan | — | — |
| Free trial | — | — |
| Open source | — | — |
| Web | Yes | Yes |
| Windows | Yes | — |
| macOS | Yes | — |
| Linux | Yes | — |
| API | Yes | Yes |
| Self-hosted | Yes | Yes |
| Plans published | 0 | 1 |
| Spec score · Data Virtualization Software | 7.9 (#11) | 6.8 (#22) |
| Deployment | Ontop can be deployed as a SPARQL endpoint using its command-line interface or Docker image. | Stratio offers SaaS hosted by Stratio, SaaS in a customer cloud account, and on-premise deployment, including air-gapped environments. |
| Headquarters | Bolzano, Italy | Pozuelo de Alarcón, Madrid, Spain |
| Purpose | Ontop exposes relational database contents as virtual knowledge graphs and translates SPARQL queries into SQL queries executed by the source databases. | The Semantic Layer defines business meaning once so teams, systems, BI tools, APIs and AI agents can use a shared governed model. |
Plans
In their own words
Stratio Semantic Layer
Stratio Semantic Layer has no write-up on Specifiction yet; its figures are above.