Best metaphactory Alternatives in 2026

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

  1. 1metaphactory vs RDFox
  2. 2metaphactory vs AllegroGraph
  3. 3metaphactory vs Eclipse RDF4J
  4. 4metaphactory vs GraphDB
  5. 5metaphactory vs Protégé
  6. 6metaphactory vs QLever
  7. 7metaphactory vs RDF Studio
  8. 8metaphactory vs Stardog
  9. 9metaphactory vs TypeDB
  10. 10metaphactory vs Apache Jena Fuseki
  11. 11metaphactory vs LinkedDataHub
  12. 12metaphactory vs TerminusDB
  13. 13metaphactory vs HASH
  14. 14metaphactory vs Neo4j
  15. 15metaphactory vs Mendix
  16. 16metaphactory vs OWLGrEd
  17. 17metaphactory vs Virtuoso Universal Server
  18. 18metaphactory vs Ontop
  19. 19metaphactory vs PoolParty Semantic Suite
  20. 20metaphactory vs d.AP

metaphactory alternatives compared

#AppScoreFree planFromRuns on
1RDFox6.7Free planFreeAPI, Linux, Mac, self-hosted, Web, Windows
2AllegroGraph6.6Free planFreeAPI, Linux, Mac, self-hosted, Web, Windows
3Eclipse RDF4J6.6Free planFreeAPI, Linux, Mac, self-hosted, Web, Windows
4GraphDB6.6Free planFreeAPI, Linux, Mac, self-hosted, Web, Windows
5Protégé6.6Free planFreeLinux, Mac, Web, Windows
6QLever6.6Free planFreeAPI, Linux, Mac, self-hosted, Web, Windows
7RDF Studio6.6Free planFreeAPI, Linux, Mac, Web, Windows
8Stardog6.6Free planFreeAPI, Linux, Mac, self-hosted, Web, Windows
9TypeDB6.6Free plan$0.07/moAPI, Linux, Mac, self-hosted, Web, Windows
10Apache Jena Fuseki6.5Free planFreeAPI, Linux, self-hosted, Web, Windows
11LinkedDataHub6.5Free planFreeAPI, Linux, self-hosted, Web
12TerminusDB6.5Free planFreeAPI, Linux, self-hosted, Web
13HASH6.4Free plan$1.67/moAPI, Browser, self-hosted, Web
14Neo4j6.4Free plan$65/moself-hosted
15Mendix6.3Free planFree—
16OWLGrEd6.3Free planFreeWeb, Windows
17Virtuoso Universal Server5.6No—API, Linux, Mac, self-hosted, Web, Windows
18Ontop5.4No—Windows, Mac, Linux
19PoolParty Semantic Suite5.3No—Web
20d.AP5.2No——
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Questions about metaphactory alternatives

What is the best alternative to metaphactory?

RDFox, number 1 in knowledge graph software with a score of 6.7 out of 10. The others here: AllegroGraph, Eclipse RDF4J, GraphDB and 16 more.

What is the best free alternative to metaphactory?

RDFox 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 free-and-open first: a usable free tier and open-source code, then the platforms it runs on and its documentation.