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Best InfoLibrarian Knowledge Graph Engine Alternatives in 2026

Updated

20 platforms from knowledge graph software ranked against InfoLibrarian Knowledge Graph Engine on the same published basis.

  1. 1
    RDFox Free plan apiLinuxMacself-hostedWeb Free8.0
    InfoLibrarian Knowledge Graph Engine vs RDFox
  2. 2
    Neo4j Free plan self-hosted $65/mo7.6
    InfoLibrarian Knowledge Graph Engine vs Neo4j
  3. 3
    AllegroGraph Free plan apiLinuxMacself-hostedWeb Free7.4
    InfoLibrarian Knowledge Graph Engine vs AllegroGraph
  4. 4
    GraphDB Free plan apiLinuxMacself-hostedWeb Free7.4
    InfoLibrarian Knowledge Graph Engine vs GraphDB
  5. 5
    RDF Studio Free plan apiLinuxMacWebWin Free7.3
    InfoLibrarian Knowledge Graph Engine vs RDF Studio
  6. 6
    TypeDB Free plan apiLinuxMacself-hostedWeb $0.07/mo7.3
    InfoLibrarian Knowledge Graph Engine vs TypeDB
  7. 7
    QLever Free plan apiLinuxMacself-hostedWeb Free7.2
    InfoLibrarian Knowledge Graph Engine vs QLever
  8. 8
    Stardog Free plan apiLinuxMacself-hostedWeb Free7.2
    InfoLibrarian Knowledge Graph Engine vs Stardog
  9. 9
    Virtuoso Universal Server Free trial apiLinuxMacself-hostedWeb 7.2
    InfoLibrarian Knowledge Graph Engine vs Virtuoso Universal Server
  10. 10
    Apache Jena Fuseki Free plan apiLinuxself-hostedWebWin Free7.1
    InfoLibrarian Knowledge Graph Engine vs Apache Jena Fuseki
  11. 11
    HASH Free plan apiextensionself-hostedWeb $1.67/mo7.1
    InfoLibrarian Knowledge Graph Engine vs HASH
  12. 12
    LinkedDataHub Free plan apiLinuxself-hostedWeb Free7.1
    InfoLibrarian Knowledge Graph Engine vs LinkedDataHub
  13. 13
    Protégé Free plan LinuxMacWebWin Free7.1
    InfoLibrarian Knowledge Graph Engine vs Protégé
  14. 14
    TerminusDB Free plan apiLinuxself-hostedWeb Free7.1
    InfoLibrarian Knowledge Graph Engine vs TerminusDB
  15. 15
    Eclipse RDF4J Free plan apiLinuxMacself-hostedWeb Free6.9
    InfoLibrarian Knowledge Graph Engine vs Eclipse RDF4J
  16. 16
    Mendix Free plan Free6.9
    InfoLibrarian Knowledge Graph Engine vs Mendix
  17. 17
    Progress Semaphore Free trial apiLinuxself-hostedWebWin 6.9
    InfoLibrarian Knowledge Graph Engine vs Progress Semaphore
  18. 18
    Timbr Free trial apiLinuxself-hostedWeb 6.8
    InfoLibrarian Knowledge Graph Engine vs Timbr
  19. 19
    OWLGrEd Free plan WebWin Free6.6
    InfoLibrarian Knowledge Graph Engine vs OWLGrEd
  20. 20
    Ontop WinMacLinux 6.1
    InfoLibrarian Knowledge Graph Engine vs Ontop

InfoLibrarian Knowledge Graph Engine 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
8Stardog7.2Free 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
20Ontop6.1No—Windows, Mac, Linux
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Questions about InfoLibrarian Knowledge Graph Engine alternatives

What is the best alternative to InfoLibrarian Knowledge Graph Engine?

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 InfoLibrarian Knowledge Graph Engine?

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