Best Stardog Alternatives in 2026

20 platforms from knowledge graph software ranked against Stardog on the same published basis.

  1. 1Stardog vs RDFox
  2. 2Stardog vs Neo4j
  3. 3Stardog vs AllegroGraph
  4. 4Stardog vs GraphDB
  5. 5Stardog vs RDF Studio
  6. 6Stardog vs TypeDB
  7. 7Stardog vs QLever
  8. 9Stardog vs Virtuoso Universal Server
  9. 10Stardog vs Apache Jena Fuseki
  10. 11Stardog vs HASH
  11. 12Stardog vs LinkedDataHub
  12. 13Stardog vs Protégé
  13. 14Stardog vs TerminusDB
  14. 15Stardog vs Eclipse RDF4J
  15. 16Stardog vs Mendix
  16. 17Stardog vs Progress Semaphore
  17. 18Stardog vs Timbr
  18. 19Stardog vs OWLGrEd
  19. 20Stardog vs Ontotext Platform
  20. 21Stardog vs Ontop

Stardog alternatives compared

#PlatformScoreFree planFromRuns on
1RDFox8.0Free planFreeAPI, Linux, Mac, self-hosted, Web, Windows
2Neo4j7.6Free plan$65/moself-hosted
3AllegroGraph7.4Free planFreeAPI, Linux, Mac, self-hosted, Web, Windows
4GraphDB7.4Free planFreeAPI, Linux, Mac, self-hosted, Web, Windows
5RDF Studio7.3Free planFreeAPI, Linux, Mac, Web, Windows
6TypeDB7.3Free plan$0.07/moAPI, Linux, Mac, self-hosted, Web, Windows
7QLever7.2Free planFreeAPI, Linux, Mac, self-hosted, Web, Windows
9Virtuoso Universal Server7.2No—API, Linux, Mac, self-hosted, Web, Windows
10Apache Jena Fuseki7.1Free planFreeAPI, Linux, self-hosted, Web, Windows
11HASH7.1Free plan$1.67/moAPI, Browser, self-hosted, Web
12LinkedDataHub7.1Free planFreeAPI, Linux, self-hosted, Web
13Protégé7.1Free planFreeLinux, Mac, Web, Windows
14TerminusDB7.1Free planFreeAPI, Linux, self-hosted, Web
15Eclipse RDF4J6.9Free planFreeAPI, Linux, Mac, self-hosted, Web, Windows
16Mendix6.9Free planFree—
17Progress Semaphore6.9No—API, Linux, self-hosted, Web, Windows
18Timbr6.8No—API, Linux, self-hosted, Web
19OWLGrEd6.6Free planFreeWeb, Windows
20Ontotext Platform6.2No—API, Linux, self-hosted, Web
21Ontop6.1No—Windows, Mac, Linux
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Questions about Stardog alternatives

What is the best alternative to Stardog?

RDFox, number 1 in knowledge graph software with a score of 8.0 out of 10. The others here: Neo4j, AllegroGraph, GraphDB and 16 more.

What is the best free alternative to Stardog?

RDFox is the best-ranked alternative with a free plan. 15 of the 20 alternatives here publish a free plan on their own pricing pages.

How are these alternatives ranked?

Ranked on how quickly a newcomer can get going: documentation depth, a free tier or trial, and the platforms it runs on.