Specialized Graph Database Popularity Ranking

HelixDB leads with a score of 62.3, followed by TypeDB (61.6) and Atomic Server (50.5) — 20 engines ranked, July 2026.

#	1mo	Name	Score	Tier	Type	License	Language	Query Languages
1	▲1	HelixDB	62.3	Strong	Other	AGPL-3.0	Rust	HelixQL
2	▼1	TypeDB	61.6	Strong	Other	MPL-2.0	Rust	TypeQL
3	=	Atomic Server	50.5	Strong	Other	MIT	Rust	Custom API
4	=	TAO	47.6	Growing	Other	Proprietary	C++	TAO API
5	=	Gaffer	45.5	Growing	Other	Apache-2.0	Java	Custom API
6	▲4	HyperGraphDB	42.1	Growing	Other	Apache-2.0	Java	Java API
7	▲2	KatanaGraph	42.1	Growing	Other	BSD-3-Clause	C++	openCypher
8	▼1	FlockDB	41.4	Growing	Other	Apache-2.0	Scala	Thrift API
9	▼3	Cray Graph Engine	39.8	Growing	Other	Proprietary	C++	SPARQL
10	▲1	ZipG	38.8	Growing	Other	-	Java	Custom API
11	▲1	ByteGraph	37.5	Growing	Other	Proprietary	C++	Gremlin
12	▼4	RelationalAI	36.3	Growing	Other	Proprietary	Julia	RelSQL
13	▲3	Objectivity/DB	34.3	Growing	Other	Proprietary	C++	DO Query Language
14	▲1	HGraphDB	32.9	Growing	Other	Apache-2.0	Java	Gremlin
15	▼1	Weaver	32.6	Growing	Other	BSD-3-Clause	C++	Custom API
16	▼3	Prometheux	32.4	Growing	Other	Proprietary	-	Vadalog
17	▲1	G-Tran	21.3	Emerging	Other	Apache-2.0	C++	Gremlin
18	▲1	BangDB	19.5	Emerging	Other	BSD-3-Clause	C++	openCypher
19	▲1	TribleSpace	16.1	Emerging	Other	MIT OR Apache-2.0	Rust	Custom API
20	▲1	LiveGraph	15.4	Emerging	Other	Apache-2.0	C++	Custom API

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