Best HASH Alternatives in 2026
Updated
20 apps from knowledge graph software ranked against HASH on the same published basis.
- 1HASH vs GraphDB
- 2HASH vs AllegroGraph
- 3HASH vs Stardog
- 4HASH vs Eclipse RDF4J
- 5HASH vs Apache Jena Fuseki
- 6HASH vs RDF Studio
- 7HASH vs RDFox
- 8HASH vs LinkedDataHub
- 9HASH vs TerminusDB
- 10HASH vs Ontop
- 11HASH vs PoolParty Semantic Suite
- 12HASH vs Protégé
- 13HASH vs Neo4j
- 14HASH vs TypeDB
- 15HASH vs Mondeca
- 16HASH vs eccenca Corporate Memory
- 17HASH vs Progress Semaphore
- 18HASH vs metaphactory
- 19HASH vs Ontotext Platform
- 20HASH vs Mendix
HASH alternatives compared
| # | App | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | GraphDB | 8.2 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 2 | AllegroGraph | 8.1 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 3 | Stardog | 8.0 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 4 | Eclipse RDF4J | 7.8 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 5 | Apache Jena Fuseki | 7.7 | Free plan | Free | API, Linux, self-hosted, Web, Windows |
| 6 | RDF Studio | 7.5 | Free plan | Free | API, Linux, Mac, Web, Windows |
| 7 | RDFox | 7.5 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 8 | LinkedDataHub | 7.2 | Free plan | Free | API, Linux, self-hosted, Web |
| 9 | TerminusDB | 6.9 | Free plan | Free | API, Linux, self-hosted, Web |
| 10 | Ontop | 6.8 | No | — | Windows, Mac, Linux |
| 11 | PoolParty Semantic Suite | 6.8 | No | — | Web |
| 12 | Protégé | 6.8 | Free plan | Free | Linux, Mac, Web, Windows |
| 13 | Neo4j | 6.6 | Free plan | $65/mo | self-hosted |
| 14 | TypeDB | 6.5 | Free plan | $0.07/mo | API, Linux, Mac, self-hosted, Web, Windows |
| 15 | Mondeca | 6.4 | No | — | Web |
| 16 | eccenca Corporate Memory | 6.3 | No | — | Web, Linux |
| 17 | Progress Semaphore | 6.2 | No | — | API, Linux, self-hosted, Web, Windows |
| 18 | metaphactory | 6.1 | No | — | Web |
| 19 | Ontotext Platform | 6.0 | No | — | Web |
| 20 | Mendix | 5.9 | Free plan | Free | — |
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Questions about HASH alternatives
What is the best alternative to HASH?
GraphDB, number 1 in knowledge graph software with a score of 8.2 out of 10. The others here: AllegroGraph, Stardog, Eclipse RDF4J and 16 more.
What is the best free alternative to HASH?
GraphDB is the best-ranked alternative with a free plan. 13 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.