SQL/PGQ Graph Databases, Ranked Monthly

SQL/PGQ graph databases, ranked monthly by adoption, activity, community and research signals.

Oracle Graph leads with a score of 49.1, followed by Grafeo (48.5) and Google Cloud Spanner Graph (47.4) — 6 engines ranked, October 2026.

#	1mo	Name	Score	Tier	Type	License	Language	Query Languages
1	▲1	Oracle Graph	49.1	Growing	Multiple	Proprietary	Java	PGQLSPARQLSQL/PGQ
2	▲3	Grafeo	48.5	Growing	Multiple	Apache-2.0	Rust	GQLGraphQLGremlin +3
3	▼2	Google Cloud Spanner Graph	47.4	Growing	Property Graph	Proprietary	C++	GQLSQL/PGQ
4	▼1	DuckPGQ	44.2	Growing	Property Graph	MIT	C++	SQL/PGQ
5	▼1	Google Cloud BigQuery Graph	43.0	Growing	Property Graph	Proprietary	C++	GQLSQL/PGQ
6	=	PostgreSQL SQL/PGQ	41.2	Growing	Property Graph	PostgreSQL	C	SQL/PGQ