GraphDB vs AllegroGraph

GraphDB8.5Visit AAllegroGraph8.4Visit

Higher score GraphDB #6 in Graph Databases 8.5/10 Free plan · pricing on request Free plan✓ 0 of 3 features Visit GraphDB

vs

A AllegroGraph #7 in Graph Databases 8.4/10 Free plan Free plan✓ 0 of 3 features Visit AllegroGraph

• GraphDB fits best

  Enterprise RDF and semantic reasoning projects

• AllegroGraph fits best

  Semantic RDF and reasoning workloads

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Side by side

Feature	GraphDB 8.5/10 Visit ↗	AAllegroGraph 8.4/10 Visit ↗
At a glance
Editor score	8.5	8.4
Ranking	#6 in Graph Databases	#7 in Graph Databases
Best for	Enterprise RDF and semantic reasoning projects	Semantic RDF and reasoning workloads
Pricing model	Free plan + paid	Free plan + paid
Starting price	—	—
Free plan	✓	✓
Free trial	—	—
Deployment	Cloud, Self-hosted, Desktop	Cloud, Self-hosted
Platforms	Web, Windows, macOS, Linux	Web, Windows, macOS, Linux
Support	Email, Community, Docs	Email, Docs
Integrations	9 integrations	9 integrations
Built for	Small business, Mid-market, Enterprise	Mid-market, Enterprise
Features GraphDB 0/3 · AllegroGraph 0/3
ACID transactions	Not checked yet	Not checked yet
Graph algorithms	Not checked yet	Not checked yet
Vector search	Not checked yet	Not checked yet
Specs
Deployment	Not checked yet	Not checked yet
Query languages	Not checked yet	SPARQL, Prolog
Included storage	Not checked yet	Not checked yet
Our review
Pros	SPARQL 1.1, RDF-star, federated queries, and configurable reasoning Enterprise clustering and multi-region deployment support Connectors for search, Kafka, MongoDB, and related workflows	RDF, SPARQL, OWL, RDFS++, and Prolog support Sharding, federation, ACID transactions, and replication Vector storage, LLM integration, and graph visualization
Cons	Enterprise pricing requires contacting sales The product is focused on RDF workloads GraphDB is proprietary rather than open source	The Free plan is limited to 5 million triples Enterprise pricing is quote-based Semantic focus may not suit general property-graph workloads
Our verdict	GraphDB is an RDF and SPARQL semantic graph database for developers, data scientists, knowledge engineers, administrators, and enterprises. It stores and queries RDF data, supports SPARQL 1.1, semantic inference, RDF-star, federated… Read the review →	AllegroGraph is a semantic graph database for organizations building knowledge graphs, data fabrics, and AI applications. It stores RDF, graph, vector, document, and temporal data, with support for SPARQL, OWL reasoning, SHACL, rules, and… Read the review →

Strengths and trade-offs

• GraphDB — where it wins

  • SPARQL 1.1, RDF-star, federated queries, and configurable reasoning
  • Enterprise clustering and multi-region deployment support
  • Connectors for search, Kafka, MongoDB, and related workflows

  Where it doesn't

  • Enterprise pricing requires contacting sales
  • The product is focused on RDF workloads
  • GraphDB is proprietary rather than open source

• AllegroGraph — where it wins

  • RDF, SPARQL, OWL, RDFS++, and Prolog support
  • Sharding, federation, ACID transactions, and replication
  • Vector storage, LLM integration, and graph visualization

  Where it doesn't

  • The Free plan is limited to 5 million triples
  • Enterprise pricing is quote-based
  • Semantic focus may not suit general property-graph workloads

• GraphDB8.5/10 · Free plan · pricing on request

  A focused RDF platform with semantic reasoning, federation, and enterprise deployment options.

  Visit GraphDBFull verdict →
• AAllegroGraph8.4/10 · Free plan

  A strong fit for RDF, reasoning, and AI-linked semantic graph workloads.

  Visit AllegroGraphFull verdict →