# Kùzu vs Virtuoso

| Attribute | Kùzu | Virtuoso |
|---|---|---|
| **Vioscale score** | 37.7 (66% (medium)) | 34.5 (62% (medium)) |
| activity.commits_last_30d | 0 | 16 |
| adoption.dependent_repos | 1 | 1 |
| adoption.github_stars | 4,026 | 973 |
| adoption.package_downloads_weekly | 96,675 | 22 |
| deployment.options | `{"self_hosted":true}` | `{"self_hosted":true}` |
| description.long | A serverless graph database that can be embedded directly into applications. It supports the Cypher query language, includes native full-text and vector search capabilities, and is optimized for complex analytical workloads with ACID transaction support. | Enterprise-grade platform designed to consolidate and govern data from diverse sources—databases, knowledge graphs, file systems, and APIs—with built-in support for AI agents and language model integration. |
| features.capabilities | `{"storage":"native","workload":"both","deployment":"embedded","consistency":"strong","distributed":"single_node","graph_model":"property_graph","licence_class":"permissive","vector_search":true,"query_language":"Cypher","full_text_search":"built_in","standard_support":true,"acid_transactions":"full"}` | `{"workload":"both","deployment":"self_hosted","graph_model":"rdf_triple","query_language":"SPARQL"}` |
| integrations.count | - | 6 |
| integrations.list | - | `[{"name":"SQLAlchemy"},{"name":"RDFLib"},{"name":"SQL databases"},{"name":"NoSQL databases"},{"name":"Linked Data sources"},{"name":"APIs"}]` |
| language.primary | C++ | C |
| license.spdx | MIT | BSD |
| market.availability | - | `{"primaryMarkets":["US"],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"cli":true}` | `{"cli":true,"mac":true,"linux":true,"windows":true}` |
| pricing | `{"type":"open_source","summary":"Open source, MIT licensed","freeTier":true,"sourceUrl":"https://kuzudb.com","retrievedAt":"2026-08-14T16:44:29.216Z"}` | `{"type":"perpetual","plans":[{"free":false,"name":"Personal","summary":"$99.99 one-time","components":[{"kind":"one_time","amount":99.99,"currency":"USD"}],"description":"Individual workstation license for single-user development","contactSales":false,"includedLimits":{"cores":"2","users":"1"}},{"free":false,"name":"Developer","summary":"$199 one-time","components":[{"kind":"one_time","amount":199,"currency":"USD"}],"description":"Development workstation license for small teams","contactSales":false,"includedLimits":{"cores":"8","users":"5"}},{"free":false,"name":"Project","summary":"$499 one-time","components":[{"kind":"one_time","amount":499,"currency":"USD"}],"description":"Project-focused workstation license with expanded resources","contactSales":false,"includedLimits":{"cores":"16","users":"5"}},{"free":false,"name":"Enterprise","summary":"Custom pricing, contact sales","features":["Unlimited Concurrent Sessions","Unlimited CPU Cores","Server-Grade Operating Systems","Enterprise Support","Custom Licensing Terms"],"description":"Custom license for production server deployment","contactSales":true}],"summary":"From $99.99 perpetual license, Enterprise custom pricing","currency":"USD","freeTier":false,"sourceUrl":"https://virtuoso.openlinksw.com/pricing/","retrievedAt":"2026-08-14T08:36:04.886Z","startingPrice":{"amount":99.99,"period":"month","currency":"USD"}}` |
| pricing.free_tier | yes | no |
| pricing.model | open_source | commercial |
| pricing.price_level | free | high |
| pricing.transparent | yes | yes |
| release.cadence_days | 31 | 143 |
| release.history | `[{"url":"https://github.com/kuzudb/kuzu/releases/tag/v0.11.3","date":"2025-10-10T14:32:42Z","type":"stable","version":"v0.11.3"},{"url":"https://github.com/kuzudb/kuzu/releases/tag/v0.11.2","date":"2025-08-21T05:08:45Z","type":"stable","version":"v0.11.2"},{"url":"https://github.com/kuzudb/kuzu/releases/tag/v0.11.1","date":"2025-07-26T03:31:57Z","type":"stable","version":"v0.11.1"},{"url":"https://github.com/kuzudb/kuzu/releases/tag/v0.11.0","date":"2025-07-13T18:52:54Z","type":"stable","version":"v0.11.0"},{"url":"https://github.com/kuzudb/kuzu/releases/tag/v0.10.1","date":"2025-06-27T15:39:30Z","type":"stable","version":"v0.10.1"},{"url":"https://github.com/kuzudb/kuzu/releases/tag/v0.10.0","date":"2025-05-08T19:27:21Z","type":"stable","version":"v0.10.0"},{"url":"https://github.com/kuzudb/kuzu/releases/tag/v0.9.0","date":"2025-04-01T19:37:54Z","type":"stable","version":"v0.9.0"},{"url":"https://github.com/kuzudb/kuzu/releases/tag/v0.8.2","date":"2025-02-24T16:03:57Z","type":"stable","version":"v0.8.2"},{"url":"https://github.com/kuzudb/kuzu/releases/tag/v0.8.1","date":"2025-02-21T07:42:02Z","type":"stable","version":"v0.8.1"},{"url":"https://github.com/kuzudb/kuzu/releases/tag/v0.8.0","date":"2025-02-05T16:28:35Z","type":"stable","version":"v0.8.0"},{"url":"https://github.com/kuzudb/kuzu/releases/tag/v0.7.1","date":"2024-12-20T06:27:53Z","type":"stable","version":"v0.7.1"},{"url":"https://github.com/kuzudb/kuzu/releases/tag/v0.7.0","date":"2024-11-15T19:15:07Z","type":"stable","version":"v0.7.0"},{"url":"https://github.com/kuzudb/kuzu/releases/tag/v0.6.1","date":"2024-10-14T22:20:19Z","type":"stable","version":"v0.6.1"},{"url":"https://github.com/kuzudb/kuzu/releases/tag/v0.6.0","date":"2024-08-16T20:12:20Z","type":"stable","version":"v0.6.0"},{"url":"https://github.com/kuzudb/kuzu/releases/tag/v0.5.0","date":"2024-08-05T16:00:05Z","type":"stable","version":"v0.5.0"},{"url":"https://github.com/kuzudb/kuzu/releases/tag/v0.4.2","date":"2024-05-14T18:54:10Z","type":"stable","version":"v0.4.2"},{"url":"https://github.com/kuzudb/kuzu/releases/tag/v0.4.1","date":"2024-05-07T11:18:57Z","type":"stable","version":"v0.4.1"},{"url":"https://github.com/kuzudb/kuzu/releases/tag/v0.4.0","date":"2024-05-02T20:37:39Z","type":"stable","version":"v0.4.0"},{"url":"https://github.com/kuzudb/kuzu/releases/tag/v0.3.2","date":"2024-03-14T01:41:16Z","type":"stable","version":"v0.3.2"},{"url":"https://github.com/kuzudb/kuzu/releases/tag/v0.3.1","date":"2024-02-28T06:09:22Z","type":"stable","version":"v0.3.1"}]` | `[{"url":"https://github.com/openlink/virtuoso-opensource/releases/tag/v7.2.17","date":"2026-05-07T16:19:38Z","type":"stable","version":"v7.2.17"},{"url":"https://github.com/openlink/virtuoso-opensource/releases/tag/v7.2.16.1","date":"2025-10-15T19:19:08Z","type":"stable","version":"v7.2.16.1"},{"url":"https://github.com/openlink/virtuoso-opensource/releases/tag/v7.2.16","date":"2025-10-14T16:23:00Z","type":"stable","version":"v7.2.16"},{"url":"https://github.com/openlink/virtuoso-opensource/releases/tag/v7.2.15","date":"2025-05-21T14:32:44Z","type":"stable","version":"v7.2.15"},{"url":"https://github.com/openlink/virtuoso-opensource/releases/tag/v7.2.14","date":"2024-11-11T16:10:53Z","type":"stable","version":"v7.2.14"},{"url":"https://github.com/openlink/virtuoso-opensource/releases/tag/v7.2.13","date":"2024-06-12T08:08:55Z","type":"stable","version":"v7.2.13"},{"url":"https://github.com/openlink/virtuoso-opensource/releases/tag/v7.2.12","date":"2024-02-13T17:03:29Z","type":"stable","version":"v7.2.12"},{"url":"https://github.com/openlink/virtuoso-opensource/releases/tag/v7.2.11","date":"2023-09-26T16:53:27Z","type":"stable","version":"v7.2.11"},{"url":"https://github.com/openlink/virtuoso-opensource/releases/tag/v7.2.10","date":"2023-06-07T14:13:02Z","type":"stable","version":"v7.2.10"},{"url":"https://github.com/openlink/virtuoso-opensource/releases/tag/v7.2.9","date":"2023-02-28T09:52:41Z","type":"stable","version":"v7.2.9"},{"url":"https://github.com/openlink/virtuoso-opensource/releases/tag/v7.2.8","date":"2022-10-19T13:39:51Z","type":"stable","version":"v7.2.8"},{"url":"https://github.com/openlink/virtuoso-opensource/releases/tag/v7.2.7","date":"2022-05-18T15:53:34Z","type":"stable","version":"v7.2.7"},{"url":"https://github.com/openlink/virtuoso-opensource/releases/tag/v7.2.6.1","date":"2021-06-22T17:26:01Z","type":"stable","version":"v7.2.6.1"},{"url":"https://github.com/openlink/virtuoso-opensource/releases/tag/v7.2.5.1","date":"2018-08-15T18:41:17Z","type":"stable","version":"v7.2.5.1"},{"url":"https://github.com/openlink/virtuoso-opensource/releases/tag/v7.2.5","date":"2018-08-16T11:00:56Z","type":"stable","version":"v7.2.5"},{"url":"https://github.com/openlink/virtuoso-opensource/releases/tag/v7.2.4.2","date":"2016-04-25T16:40:01Z","type":"stable","version":"v7.2.4.2"},{"url":"https://github.com/openlink/virtuoso-opensource/releases/tag/v7.2.2.1","date":"2015-12-09T21:59:50Z","type":"stable","version":"v7.2.2.1"},{"url":"https://github.com/openlink/virtuoso-opensource/releases/tag/v7.2.1","date":"2015-06-24T19:38:34Z","type":"stable","version":"v7.2.1"},{"url":"https://github.com/openlink/virtuoso-opensource/releases/tag/v7.2.0.1","date":"2015-02-17T14:35:22Z","type":"stable","version":"v7.2.0.1"}]` |
| reliability.status_page | - | yes |
| security.scorecard | - | 2.6 |
| security.vulnerabilities | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=pypi&package_name=kuzu&per_page=100","last_12m":0,"max_severity":null}` | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=maven&package_name=com.openlinksw%3Avirtjdbc4&per_page=100","last_12m":0,"max_severity":null}` |

## Capabilities (Graph Databases)

| Capability | Kùzu | Virtuoso |
|---|:--:|:--:|
| **Model** |  |  |
| Graph model | Property graph | RDF / triple |
| Query language(s) | Cypher | SPARQL |
| **Transactions** |  |  |
| ACID transactions | Full | - |
| Consistency model | Strong | - |
| **Architecture** |  |  |
| Storage | Native graph | - |
| Distributed / scale | Single-node | - |
| Replication / HA | - | - |
| OLTP vs OLAP | Both | Both |
| **Deployment** |  |  |
| Deployment | Embedded | Self-hosted |
| **Search** |  |  |
| Full-text search | Built-in | - |
| Built-in vector search | ✓ | - |
| **Licensing** |  |  |
| Licence class | Permissive OSS | - |
| **Portability** |  |  |
| openCypher / TinkerPop standard | ✓ | - |

*Source: Vioscale. Generated 2026-09-01T17:11:00.538Z. "-" = undocumented, not absent.*