GraphStack ™ is the name for the Neo4j Enterprise open source distributions compiled and packaged from the official Neo4j Github Repository by the Graph stack.io Team.
Cost / License
- Free
- Open Source (GPL-3.0)
Platforms
- Mac
- Windows
- Linux
- BSD
neo4j is described as 'You can think of Neo4j as a high-performance graph engine with all the features of a mature and robust database' and is an app. There are more than 25 alternatives to neo4j for a variety of platforms, including Linux, Mac, Windows, Self-Hosted and Web-based apps. The best neo4j alternative is SurrealDB, which is both free and Open Source. Other great apps like neo4j are ArcadeDB, ArangoDB, GremlinStudio and FalkorDB.
GraphStack ™ is the name for the Neo4j Enterprise open source distributions compiled and packaged from the official Neo4j Github Repository by the Graph stack.io Team.
Titan is a scalable graph database optimized for storing and querying graphs containing hundreds of billions of vertices and edges distributed across a multi-machine cluster. Titan is a transactional database that can support thousands of concurrent users executing complex graph...
Very fast SPARQL Engine, which can handle very large knowledge graphs, offers context-sensitive autocompletion for SPARQL queries, and allows combination with text search.

SPARQL and Gremlin compatible graph database that supports 50 million+ triples and powers Wikidata and Wikibase
Nebula Graph is an open-source graph database capable of hosting super large-scale graphs with billions of vertices (nodes) and trillions of edges, with milliseconds of latency. It delivers enterprise-grade high performance to simplify the most complex data sets imaginable into...


RedisGraph is a property graph database module for Redis. It is the first graph database to use linear algebra on sparse adjacency matrices to implement graph operations, which lets it achieve high performance. It understands OpenCypher queries.
AllegroGraph is a high-performance, persistent graph database. AllegroGraph supports SPARQL, RDFS++, and Prolog reasoning from numerous client applications.




The Document-Graph database supports SQL and Native Queries, asynchronous commands, intents, and much more.


Better license, support for deeply nested documents


An embedded transactional graph engine for Python backed by a LMDB file. Works with Python 2.6, 2.7 and 3.x.
Bitsy is a small, fast, embeddable, durable in-memory graph database that implements the Blueprints API. It supports ACID transactions with optimistic concurrency control and on-disk persistence.
FlockDB is a distributed graph database for storing adjancency lists, with goals of supporting:
Dgraph is a low latency, high throughput, horizontally scalable and distributed graph database with ACID transactions.
because nebula graph is by design a distributed graph database and it can handle large data volume faster.