C++ Graph Database Popularity Ranking

ArangoDB leads with a score of 72.2, followed by Memgraph (62.6) and Kuzu (62.3) — 31 engines ranked, May 2026.

#	Name	Score	Tier	Type	License	Language	Query Languages
1	ArangoDB	72.2	Leader	Multiple	BSL-1.1	C++	AQL
2	Memgraph	62.6	Strong	Property Graph	BSL-1.1	C++	openCypher
3	Kuzu	62.3	Strong	Property Graph	MIT	C++	openCypher
4	QLever	61.5	Strong	RDF	Apache-2.0	C++	SPARQL
5	TigerGraph	58.7	Strong	Property Graph	Proprietary	C++	GSQL
6	LadybugDB	56.7	Strong	Property Graph	MIT	C++	openCypher
7	SAP Hana	54.2	Strong	Multiple	Proprietary	C++	GraphScriptSQLopenCypher
8	TuGraph	49.3	Growing	Property Graph	Apache-2.0	C++	ISO GQLopenCypher
9	NebulaGraph	49.2	Growing	Property Graph	Apache-2.0	C++	nGQL
10	GraphScope	48.3	Growing	Property Graph	Apache-2.0	C++	GremlinopenCypher
11	MarkLogic	48.1	Growing	Multiple	Proprietary	C++	SPARQLSQLXQuery
12	DuckPGQ	46.3	Growing	Property Graph	MIT	C++	SQL/PGQ
13	TAO	46.3	Growing	Other	Proprietary	C++	TAO API
14	gStore	46.0	Growing	RDF	BSD-3-Clause	C++	SPARQL
15	Cray Graph Engine	45.3	Growing	Other	Proprietary	C++	SPARQL
16	TuringDB	45.3	Growing	Property Graph	BSL-1.1	C++	openCypher
17	RDFox	45.0	Growing	RDF	Proprietary	C++	SPARQL
18	ByteGraph	42.3	Growing	Other	Proprietary	C++	Gremlin
19	Sparksee	41.3	Growing	Property Graph	Proprietary	C++	openCypher
20	KatanaGraph	40.2	Growing	Other	BSD-3-Clause	C++	openCypher
21	Altair Graph Lakehouse	39.8	Growing	RDF	Proprietary	C++	SPARQLopenCypher
22	Kinetica	38.3	Growing	Multiple	Proprietary	C++	SQL
23	RyuGraph	37.3	Growing	Property Graph	MIT	C++	openCypher
24	Objectivity/DB	37.2	Growing	Other	Proprietary	C++	DO Query Language
25	MillenniumDB	35.7	Growing	Multiple	GPL-2.0	C++	GQLSPARQL
26	Weaver	33.6	Growing	Other	BSD-3-Clause	C++	Custom API
27	Bighorn	33.0	Growing	Property Graph	MIT	C++	openCypher
28	G-Tran	20.5	Emerging	Other	Apache-2.0	C++	Gremlin
29	BangDB	19.5	Emerging	Other	BSD-3-Clause	C++	openCypher
30	Tentris	16.1	Emerging	RDF	Proprietary	C++	SPARQL
31	LiveGraph	15.1	Emerging	Other	Apache-2.0	C++	Custom API

1 additional engine has too little public signal to be ranked.