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Best metaphactory Alternatives in 2026

Updated

20 apps from knowledge graph software ranked against metaphactory on the same published basis.

  1. 1
    AllegroGraph Free plan apiLinuxMacself-hostedWeb Free6.4
    metaphactory vs AllegroGraph
  2. 2
    GraphDB Free plan apiLinuxMacself-hostedWeb Free6.4
    metaphactory vs GraphDB
  3. 3
    HASH Free plan apiextensionself-hostedWeb $1.67/mo6.4
    metaphactory vs HASH
  4. 4
    Neo4j Free plan self-hosted $65/mo6.4
    metaphactory vs Neo4j
  5. 5
    RDFox Free plan apiLinuxMacself-hostedWeb Free6.4
    metaphactory vs RDFox
  6. 6
    LinkedDataHub Free plan apiLinuxself-hostedWeb Free6.3
    metaphactory vs LinkedDataHub
  7. 7
    Mendix Free plan Free6.3
    metaphactory vs Mendix
  8. 8
    Protégé Free plan LinuxMacWebWin Free6.3
    metaphactory vs Protégé
  9. 9
    RDF Studio Free plan apiLinuxMacWebWin Free6.3
    metaphactory vs RDF Studio
  10. 10
    Stardog Free plan apiLinuxMacself-hostedWeb Free6.3
    metaphactory vs Stardog
  11. 11
    TerminusDB Free plan apiLinuxself-hostedWeb Free6.3
    metaphactory vs TerminusDB
  12. 12
    TypeDB Free plan apiLinuxMacself-hostedWeb $0.07/mo6.3
    metaphactory vs TypeDB
  13. 13
    Apache Jena Fuseki Free plan apiLinuxself-hostedWebWin Free6.2
    metaphactory vs Apache Jena Fuseki
  14. 14
    Eclipse RDF4J Free plan apiLinuxMacself-hostedWeb Free6.2
    metaphactory vs Eclipse RDF4J
  15. 15
    QLever Free plan apiLinuxMacself-hostedWeb Free6.2
    metaphactory vs QLever
  16. 16
    OWLGrEd Free plan WebWin Free6.0
    metaphactory vs OWLGrEd
  17. 17
    Virtuoso Universal Server Free trial apiLinuxMacself-hostedWeb 5.7
    metaphactory vs Virtuoso Universal Server
  18. 18
    Progress Semaphore Free trial apiLinuxself-hostedWebWin 5.6
    metaphactory vs Progress Semaphore
  19. 19
    Timbr Free trial apiLinuxself-hostedWeb 5.6
    metaphactory vs Timbr
  20. 20
    d.AP 5.5
    metaphactory vs d.AP

metaphactory alternatives compared

#AppScoreFree planFromRuns on
1AllegroGraph6.4Free planFreeAPI, Linux, Mac, self-hosted, Web, Windows
2GraphDB6.4Free planFreeAPI, Linux, Mac, self-hosted, Web, Windows
3HASH6.4Free plan$1.67/moAPI, Browser, self-hosted, Web
4Neo4j6.4Free plan$65/moself-hosted
5RDFox6.4Free planFreeAPI, Linux, Mac, self-hosted, Web, Windows
6LinkedDataHub6.3Free planFreeAPI, Linux, self-hosted, Web
7Mendix6.3Free planFree—
8Protégé6.3Free planFreeLinux, Mac, Web, Windows
9RDF Studio6.3Free planFreeAPI, Linux, Mac, Web, Windows
10Stardog6.3Free planFreeAPI, Linux, Mac, self-hosted, Web, Windows
11TerminusDB6.3Free planFreeAPI, Linux, self-hosted, Web
12TypeDB6.3Free plan$0.07/moAPI, Linux, Mac, self-hosted, Web, Windows
13Apache Jena Fuseki6.2Free planFreeAPI, Linux, self-hosted, Web, Windows
14Eclipse RDF4J6.2Free planFreeAPI, Linux, Mac, self-hosted, Web, Windows
15QLever6.2Free planFreeAPI, Linux, Mac, self-hosted, Web, Windows
16OWLGrEd6.0Free planFreeWeb, Windows
17Virtuoso Universal Server5.7No—API, Linux, Mac, self-hosted, Web, Windows
18Progress Semaphore5.6No—API, Linux, self-hosted, Web, Windows
19Timbr5.6No—API, Linux, self-hosted, Web
20d.AP5.5No——
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Questions about metaphactory alternatives

What is the best alternative to metaphactory?

AllegroGraph, number 1 in knowledge graph software with a score of 6.4 out of 10. The others here: GraphDB, HASH, Neo4j and 16 more.

What is the best free alternative to metaphactory?

AllegroGraph is the best-ranked alternative with a free plan. 16 of the 20 alternatives here publish a free plan on their own pricing pages.

How are these alternatives ranked?

Ranked mobile-first: a phone app alongside the web or desktop product, a free tier and the depth of its documentation.