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JanusGraph vs Neo4j

The same facts for both, read from GitHub every night, and the relation a person reviewed.

JanusGraph vs Neo4j
FactJanusGraphNeo4j
LanguageJavaJava
LicenceOtherGPL-3.0
Stars5.8k17k
Latestv1.1.03.2.0-alpha08
Last push2026-10-052026-09-22
Release cadenceabout 13 days between releasestoo few releases
Active contributors4 commit authors on the default branch in the last 90 days72 commit authors on the default branch in the last 90 days
Flagsnonenone
  • Both replace Amazon Neptune. Alternatives to Amazon Neptune →

    PartialJanusGraphCovers Neptune's Gremlin side through TinkerPop drivers; openCypher and SPARQL are not supported.

    PartialNeo4jServes Cypher over Bolt, which covers Neptune's openCypher side; Gremlin and SPARQL queries need rewriting.