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Best RDF Databases 2026
Facts read 29 Sep 2026 – 15 Oct 2026
RDF databases give developers a way to store and work with data represented as triples. Compared on SPARQL support, federated queries, reasoning support, and supported RDF formats, these options can be weighed against the kinds of data operations your application needs. RDF-star support and deployment options add further distinctions, while free-plan availability and paid-from pricing help frame cost. BrightstarDB, Apache Jena Fuseki, and Dydra are among the named options to consider, alongside Fluree DB and GraphDB. Check the listed capabilities against your data model, query needs, and infrastructure preferences to see which differences matter for your work.
The standings: top 10
| Name | In a line | Record score | Price from | Try it free | Runs on | Facts read |
|---|---|---|---|---|---|---|
| 01 Virtuoso Universal Server | Virtuoso suits teams integrating relational, graph, XML, and web data across hybrid or self-hosted deployments. | 6.3 | Free plan | Free plan | Web, Windows, Mac, Linux | 15 Oct 2026 |
| 02 Stardog | 6.0 | Free plan | Free plan | Android, iPhone & iPad, Web, Windows | 14 Oct 2026 | |
| 03 Apache Jena Fuseki | It suits teams building semantic web or linked data applications that need a self-hosted SPARQL service. | 5.4 | Free plan | Free plan | Web, Windows, Linux, API | 15 Oct 2026 |
| 04 Eclipse RDF4J | RDF4J suits Java developers building applications with RDF, Linked Data, SPARQL endpoints, or Semantic Web data. | 5.3 | Free plan | Free plan | Web, Windows, Mac, Linux | 15 Oct 2026 |
| 05 RDFox | RDFox suits teams building or operating RDF knowledge graphs that need SPARQL querying and rule-based reasoning. | 5.2 | — | Free trial | Web, Windows, Mac, Linux | 15 Oct 2026 |
| 06 BrightstarDB | BrightstarDB suits developers building .NET applications that need RDF storage, SPARQL access, or a strongly typed ORM. | 5.1 | Free plan | Free plan | Android, iPhone & iPad, Windows, Mac | 7 Oct 2026 |
| 07 Fluree DB | Fluree DB suits developers and teams building applications around graph data, queryable history, or fine-grained data policies. | 5.1 | Free plan | Free plan | Web, Windows, Mac, Linux | 30 Sep 2026 |
| 08 QLever | QLever suits developers and teams working with large RDF datasets who need SPARQL querying, text search, or spatial features. | 5.0 | Free plan | Free plan | Web, Windows, Mac, Linux | 5 Oct 2026 |
| 09 Tentris | The free Community plan is described for developers, students, and researchers using Tentris for non-commercial purposes. | 5.0 | Free plan | Free plan | Web, Mac, Linux, Self-hosted | 3 Oct 2026 |
| 10 GraphDB | GraphDB may suit teams building semantic data applications that need RDF storage, SPARQL querying, or reasoning. | 4.8 | Free plan | Free plan | Web, Windows, Mac, Linux | 29 Sep 2026 |
02
Stardog
AndroidiPhone & iPadWeb+5 Record6.0 Visit
03
Apache Jena Fuseki
It suits teams building semantic web or linked data applications that need a self-hosted SPARQL service.
WebWindowsLinux+2 Record5.4 Visit
04
Eclipse RDF4J
RDF4J suits Java developers building applications with RDF, Linked Data, SPARQL endpoints, or Semantic Web data.
WebWindowsMac+3 Record5.3 Visit
05
RDFox
RDFox suits teams building or operating RDF knowledge graphs that need SPARQL querying and rule-based reasoning.
WebWindowsMac+3 Record5.2 Visit
6
BrightstarDB
AndroidiPhone & iPadWindows+4 Free plan Record5.1 Visit BrightstarDB suits developers building .NET applications that need RDF storage, SPARQL access, or a strongly typed ORM.
7
Fluree DB
WebWindowsMac+3 Free plan Record5.1 Visit Fluree DB suits developers and teams building applications around graph data, queryable history, or fine-grained data policies.
8
QLever
WebWindowsMac+3 Free plan Record5.0 Visit QLever suits developers and teams working with large RDF datasets who need SPARQL querying, text search, or spatial features.
9
Tentris
WebMacLinux+1 Free plan Record5.0 Visit The free Community plan is described for developers, students, and researchers using Tentris for non-commercial purposes.
10
GraphDB
WebWindowsMac+3 Free plan Record4.8 Visit GraphDB may suit teams building semantic data applications that need RDF storage, SPARQL querying, or reasoning.
11
Mulgara
WebWindowsMac+3 Free plan Record4.8 Visit Mulgara suits developers and teams needing self-hosted RDF storage, querying, reasoning, or federated queries.
12
qEndpoint
WebWindowsMac+3 Free plan Record4.8 Visit qEndpoint suits developers and data teams managing RDF datasets, SPARQL queries, or GeoSPARQL workloads in self-hosted environments.
13
Corese
WebWindowsMac+3 Free plan Record4.7 Visit Corese suits developers and researchers managing RDF datasets or Semantic Web knowledge graphs.
16
RedStore
MacLinuxAPI+1 Free plan Record4.6 Visit RedStore suits developers or administrators who want to host an RDF store and work with SPARQL over HTTP.
17
AllegroGraph
WebLinuxAPI+1 Free plan Record4.5 Visit AllegroGraph suits teams building graph-based applications that need querying, reasoning, or vector storage.
18
Apache Rya
WebAPISelf-hosted Free plan Record4.4 Visit Rya may suit teams managing RDF data that need SPARQL access and distributed scaling.
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