Eclipse RDF4J
7.6#3 in graph databasesFree planFree planWebAPILinuxmacOS
VisitEclipse RDF4J vs NebulaGraph
NebulaGraph
8.1#2 in graph databasesFree planFree planWebAPILinuxmacOS
VisitWhat both publish
| Fact | Eclipse RDF4J | NebulaGraph |
|---|---|---|
| Documentation depth | Documentation includes getting-started tutorials, programming guides, reference material, tool manuals, release notes and JavaDoc links. | The documentation covers architecture, deployment, nGQL, clients, ecosystem tools, operations, FAQs and release notes, and the 3.8.0 manual was revised September 24, 2026. |
| Founded | 2015 | 2018 |
| Integrations | Documented compatible systems include GraphDB, Halyard, Stardog, Amazon Neptune, Blazegraph, Oracle RDF, MarkLogic, Strabon and Virtuoso. | Official ecosystem tools include Java, Python, C++, and Go clients plus Spark and Flink connectors. |
| License | The project states that Eclipse RDF4J is licensed under the Eclipse Distribution License version 1.0. | The core NebulaGraph repository is licensed under Apache 2.0, allowing modification, deployment and commercial SaaS use. |
| Security | The Eclipse project page links to the Eclipse Foundation vulnerability reporting channel. | NebulaGraph Cloud provides Private Link for private network access and role-based access control for graph-space permissions. |
Eclipse RDF4J plans
- Eclipse RDF4JFree
NebulaGraph plans
- Open-source EditionFree
- NebulaGraph Cloud StandardPriced on request
- NebulaGraph Cloud ProfessionalPriced on request
- Enterprise EditionPriced on request
Pick Eclipse RDF4J if…
It suits Java developers building applications with RDF, Linked Data, SPARQL endpoints, or Semantic Web data. Consider its stated dataset focus and Java runtime requirement when choosing a store.
Pick NebulaGraph if…
NebulaGraph may suit teams working with connected data for applications such as recommendation engines, fraud detection, knowledge graphs, or network analysis. Its deployment choices also suit teams considering on-premises, cloud, or hybrid setups.