ArangoDB database is an open-source NoSQL solution with a flexible data model for documents, graphs, and key-values.



Trinity Graph Engine is described as 'Graph Engine (GE) is a distributed, in-memory, large graph processing engine, underpinned by a strongly-typed RAM store and a general computation engine' and is an website. There are more than 10 alternatives to Trinity Graph Engine, not only websites but also apps for a variety of platforms, including Linux, Mac, Windows, SaaS and Self-Hosted apps. The best Trinity Graph Engine alternative is ArangoDB, which is free. Other great sites and apps similar to Trinity Graph Engine are neo4j, NetworkX, Amazon DynamoDB and Wikibase.
ArangoDB database is an open-source NoSQL solution with a flexible data model for documents, graphs, and key-values.



You can think of Neo4j as a high-performance graph engine with all the features of a mature and robust database.




NetworkX is a Python language software package for the creation, manipulation, and study of the structure, dynamics, and functions of complex networks.

Amazon DynamoDB is a fully managed NoSQL database service offered by Amazon.com as part of the Amazon Web Services portfolio. It was announced by Amazon CTO Werner Vogels on January 18, 2012.OverviewDynamoDB differs from other Amazon services by allowing developers to purchase a...

Wikibase is the software that runs Wikidata, but is also usable for other projects beyond that. Wikibase allows the collaborative editing of structured data on top of MediaWiki. It is optimized for graph-like, schema-poor data, not for tabular and strongly pre-structured data.
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...
AllegroGraph is a high-performance, persistent graph database. AllegroGraph supports SPARQL, RDFS++, and Prolog reasoning from numerous client applications.




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


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.