Best HASH Alternatives in 2026
Updated
20 apps from knowledge graph software ranked against HASH on the same published basis.
- 1HASH vs RDFox
- 2HASH vs AllegroGraph
- 3HASH vs Eclipse RDF4J
- 4HASH vs GraphDB
- 5HASH vs Protégé
- 6HASH vs QLever
- 7HASH vs RDF Studio
- 8HASH vs Stardog
- 9HASH vs TypeDB
- 10HASH vs Apache Jena Fuseki
- 11HASH vs LinkedDataHub
- 12HASH vs TerminusDB
- 14HASH vs Neo4j
- 15HASH vs Mendix
- 16HASH vs OWLGrEd
- 17HASH vs Virtuoso Universal Server
- 18HASH vs Ontop
- 19HASH vs PoolParty Semantic Suite
- 20HASH vs d.AP
- 21HASH vs Fluent Editor
HASH alternatives compared
| # | App | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | RDFox | 6.7 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 2 | AllegroGraph | 6.6 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 3 | Eclipse RDF4J | 6.6 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 4 | GraphDB | 6.6 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 5 | Protégé | 6.6 | Free plan | Free | Linux, Mac, Web, Windows |
| 6 | QLever | 6.6 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 7 | RDF Studio | 6.6 | Free plan | Free | API, Linux, Mac, Web, Windows |
| 8 | Stardog | 6.6 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 9 | TypeDB | 6.6 | Free plan | $0.07/mo | API, Linux, Mac, self-hosted, Web, Windows |
| 10 | Apache Jena Fuseki | 6.5 | Free plan | Free | API, Linux, self-hosted, Web, Windows |
| 11 | LinkedDataHub | 6.5 | Free plan | Free | API, Linux, self-hosted, Web |
| 12 | TerminusDB | 6.5 | Free plan | Free | API, Linux, self-hosted, Web |
| 14 | Neo4j | 6.4 | Free plan | $65/mo | self-hosted |
| 15 | Mendix | 6.3 | Free plan | Free | — |
| 16 | OWLGrEd | 6.3 | Free plan | Free | Web, Windows |
| 17 | Virtuoso Universal Server | 5.6 | No | — | API, Linux, Mac, self-hosted, Web, Windows |
| 18 | Ontop | 5.4 | No | — | Windows, Mac, Linux |
| 19 | PoolParty Semantic Suite | 5.3 | No | — | Web |
| 20 | d.AP | 5.2 | No | — | — |
| 21 | Fluent Editor | 5.2 | No | — | Windows |
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Questions about HASH alternatives
What is the best alternative to HASH?
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 HASH?
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 free-and-open first: a usable free tier and open-source code, then the platforms it runs on and its documentation.