Best Synaptica Alternatives in 2026
Updated
20 platforms from knowledge graph software ranked against Synaptica on the same published basis.
- 1Synaptica vs AllegroGraph
- 2Synaptica vs RDFox
- 3Synaptica vs GraphDB
- 4Synaptica vs LinkedDataHub
- 5Synaptica vs RDF Studio
- 6Synaptica vs Stardog
- 7Synaptica vs TerminusDB
- 8Synaptica vs TypeDB
- 9Synaptica vs Apache Jena Fuseki
- 10Synaptica vs Eclipse RDF4J
- 11Synaptica vs Virtuoso Universal Server
- 12Synaptica vs Progress Semaphore
- 13Synaptica vs Timbr
- 14Synaptica vs Neo4j
- 15Synaptica vs Mendix
- 16Synaptica vs Protégé
- 17Synaptica vs OWLGrEd
- 18Synaptica vs d.AP
- 19Synaptica vs Fluent Editor
- 20Synaptica vs HASH
Synaptica alternatives compared
| # | Platform | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | AllegroGraph | 7.4 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 2 | RDFox | 7.4 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 3 | GraphDB | 7.3 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 4 | LinkedDataHub | 7.3 | Free plan | Free | API, Linux, self-hosted, Web |
| 5 | RDF Studio | 7.3 | Free plan | Free | API, Linux, Mac, Web, Windows |
| 6 | Stardog | 7.3 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 7 | TerminusDB | 7.3 | Free plan | Free | API, Linux, self-hosted, Web |
| 8 | TypeDB | 7.3 | Free plan | $0.07/mo | API, Linux, Mac, self-hosted, Web, Windows |
| 9 | Apache Jena Fuseki | 7.2 | Free plan | Free | API, Linux, self-hosted, Web, Windows |
| 10 | Eclipse RDF4J | 7.2 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 11 | Virtuoso Universal Server | 6.9 | No | — | API, Linux, Mac, self-hosted, Web, Windows |
| 12 | Progress Semaphore | 6.8 | No | — | API, Linux, self-hosted, Web, Windows |
| 13 | Timbr | 6.8 | No | — | API, Linux, self-hosted, Web |
| 14 | Neo4j | 6.0 | Free plan | $65/mo | self-hosted |
| 15 | Mendix | 5.9 | Free plan | Free | — |
| 16 | Protégé | 5.9 | Free plan | Free | Linux, Mac, Web, Windows |
| 17 | OWLGrEd | 5.6 | Free plan | Free | Web, Windows |
| 18 | d.AP | 5.2 | No | — | — |
| 19 | Fluent Editor | 5.2 | No | — | Windows |
| 20 | HASH | 5.2 | Free plan | $1.67/mo | API, Browser, self-hosted, Web |
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Questions about Synaptica alternatives
What is the best alternative to Synaptica?
AllegroGraph, number 1 in knowledge graph software with a score of 7.4 out of 10. The others here: RDFox, GraphDB, LinkedDataHub and 16 more.
What is the best free alternative to Synaptica?
AllegroGraph 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 what each maker publishes, open and connectable first: a public API, open-source code, the depth of its documentation and a free tier to try it on. Model lists are sorted by the figure in their title, exactly as each provider publishes it.