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Fluree DB alternatives

Fluree DB brings RDF graph storage together with a signed, immutable transaction ledger and queryable temporal history. Its full-text and vector search sit alongside graph queries and time travel, while attribute-, role- and relationship-based policies can control access at individual-triple level. It offers SPARQL and FlureeQL, integrations with many data sources, and SDKs for JavaScript/TypeScript, Python and Java. The single static binary runs across several platforms and deployment routes; free plans are available, while Enterprise pricing is custom.

1. 1 E

   Eclipse RDF4J

   Free plan Open source APILinuxMac+3

   Java developers assembling RDF applications — Eclipse RDF4J is a modular Java framework with local and remote repository access, while Fluree combines database, ledger and fine-grained policies.

   9.1 Open source Visit site
2. 2

   GraphDB

   Free plan APILinuxMac+3

   RDF teams needing forward-chaining reasoning — GraphDB adds real-time forward-chaining reasoning and desktop or cloud deployment, while Fluree emphasizes temporal history and triple-level policies.

   7.4 Free plan · pricing on request Visit site
3. 3 Q

   QLever

   Free plan APILinuxMac+3

   Large RDF datasets and spatial queries — QLever focuses on large-scale RDF querying, text and spatial search, and embedded C++ use rather than Fluree’s ledger and access policies.

   7.2 Open source Visit site
4. 4

   RDFox

   Free trial APILinuxMac+3

   Knowledge graphs with real-time rule inference — RDFox is a main-memory store with incremental Datalog, OWL 2 and SWRL reasoning, unlike Fluree’s temporal ledger-centered design.

   6.1 Pricing on request Visit site
5. 5

   Stardog

   Free plan AndroidAPIiPhone+5

   Enterprise semantic layers across distributed data — Stardog virtualizes data without moving or copying it and adds Voicebox and predictive analytics, unlike Fluree’s integrated ledger database.

   7.1 Free plan Visit site
6. 6 T

   Tentris

   Free plan LinuxMacSelf-hosted+1

   Compressed RDF graphs and deterministic AI retrieval — Tentris uses a compressed Hypertrie index and adaptive, worst-case optimal query execution, rather than Fluree’s ledger and integrated policies.

   7.0 Free plan · 60-day trial Visit site
7. 7 A

   Apache Jena Fuseki

   Free plan Open source APILinuxSelf-hosted+2

   Open-source SPARQL servers and embedded Java apps — Fuseki is a SPARQL server that can run standalone or embedded, while Fluree combines graph storage with immutable history and fine-grained policies.

   9.3 Open source Visit site
8. 8 V

   Virtuoso Universal Server

   Free plan Open source APILinuxMac+3
   8.5 Open source · 30-day trial Visit site
9. 9

   AllegroGraph

   Free plan APILinuxSelf-hosted+1
   7.7 Free plan Visit site
10. 10 A

    Apache Rya

    Free plan APISelf-hostedWeb
    7.5 Free plan Visit site
11. 11

    eccenca Corporate Memory

    Free plan APILinuxSelf-hosted+1
    7.5 Pricing on request Visit site
12. 12 D

    Dydra

    Free plan APISelf-hostedWeb
    7.4 Free plan Visit site
13. 13 B

    BrightstarDB

    Free plan AndroidAPIiPhone+4
    7.3 Free plan Visit site
14. 14 C

    Corese

    Free plan APILinuxMac+3
    7.3 Free plan Visit site
15. 15 P

    Parliament

    Free plan LinuxMacSelf-hosted+1
    7.3 Open source Visit site
16. 16 R

    RedStore

    Free plan APILinuxMac+1
    7.1 Free plan Visit site
17. 17 H

    Halyard

    Free plan APILinuxMac+2
    7.0 Open source Visit site
18. 18 M

    Mulgara

    Free plan APILinuxMac+3
    7.0 Open source Visit site
19. 19 Q

    qEndpoint

    Free plan APILinuxMac+3
    7.0 Open source Visit site
20. 20 G

    gStore

    Free plan APILinuxSelf-hosted
    6.9 Open source Visit site
21. 21 Q

    Quadstore

    Free plan APILinuxSelf-hosted+1
    6.9 Open source Visit site
22. 22 S

    Strabon

    Free plan LinuxSelf-hostedWindows
    6.6 Free plan Visit site
23. 23 T

    TriplyDB

    Free plan APISelf-hostedWeb
    6.5 Free plan Visit site
24. 24 S

    sparq

    Paid APILinuxMac+2
    5.2 Open source Visit site

A different RDF product may suit you better if you need a Java framework, a particular reasoning model, embedded operation, or a semantic layer over data that stays in place. Compare storage design, SPARQL support, inference, validation and search, along with deployment and integrations. Fluree’s Business Source License 1.1 and custom-priced Enterprise plan may also matter when choosing. Check whether an alternative’s free access, trial, paid terms and supported platforms fit your requirements before moving data or changing applications.

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