AllegroGraph
AllegroGraph: A broad graph-and-vector database for reasoning-heavy knowledge applications. Ranked #14 of 26 in Multimodel Databases by our editors (7.9/10); pricing: Free plan; best for graph-and-vector workloads with strong reasoning.
At a glance
- Editor score7.9 / 10
- PricingFree plan
- Best forGraph-and-vector workloads with strong reasoning
- Free planYes
- Supported data modelsRDF triples/quads, generic graph, vector
- Founded1984 · Lafayette, California, USA
- Facts checked20 Sep 2026
Where it wins
- RDF, generic graph, and native vector support
- SPARQL, Prolog, RDFS++, and OWL reasoning
- Sharding, replication, federation, and access controls
Where it doesn't
- Paid licensing is quotation-based
- SQL support is not provided
- Its breadth may exceed simpler database projects
Our verdict on AllegroGraph
AllegroGraph is a persistent graph database and application framework for organizations building enterprise knowledge graphs, data fabrics, semantic applications, and neuro-symbolic AI systems. It stores RDF triples and quads, supports generic graph workloads, and adds native vector storage and retrieval. Teams can query with SPARQL and Prolog, while geospatial, temporal, and social-network-analysis capabilities extend its scope beyond core graph storage. Franz Inc. offers downloadable server software and AllegroGraph Cloud, with web, Linux, and API support.
The published plans include a free edition, while paid licensing is quotation-based. AllegroGraph can fit environments that need more than a standalone database because its integrations include Cloudera, MongoDB, Apache Solr, Apache Spark, Hadoop, Databricks, Denodo, MuleSoft, Grafana, Apache Superset, and Microsoft Power BI. It also connects with semantic and data tools such as TopBraid Composer, R2RML, PoolParty, and Anaconda. This makes it a candidate for teams assembling a broader data and analytics platform rather than choosing a narrowly focused graph store.
Its main distinction is the combination of symbolic reasoning and multimodel coverage. RDFS++ and OWL reasoning, Prolog, SPARQL, vector search, geospatial and temporal capabilities, federated repositories, FedShard sharding, MultiMaster Replication, and triple-level security support complex knowledge applications. The product also supports multi-region deployment. Choose AllegroGraph when reasoning, graph relationships, vectors, and distributed operation need to coexist. A simpler option may suit projects that require SQL support, a narrower feature set, or straightforward public pricing.
Your product? Our editors can test AllegroGraph in depth and publish a review, labelled as paid · from $149/mo →
AllegroGraph pricing
AllegroGraph fact sheet
| Free plan | Yes |
|---|---|
| Paid from | Not verified |
| Supported data models | RDF triples/quads, generic graph, vector |
| Deployment options | Both |
| SQL support | No |
| Graph querying | Yes |
| Vector search | Yes |
| Multi-region support | Yes |
| Deployment | Cloud, Self-hosted |
| Platforms | Web, Linux |
| Support | Email, Docs |
| Built for | Mid-market, Enterprise (editorial estimate) |
| Integrations | 18 integrations: Cloudera, TopBraid Composer, Anaconda, MongoDB, Apache Solr, Apache Spark … See all → |
| Pricing | Free plan |
| Website | agraph.franz.com |
| Facts checked | 20 Sep 2026 |
AllegroGraph integrations
AllegroGraph lists 18 integrations on its own site.
- Cloudera
- TopBraid Composer
- Anaconda
- MongoDB
- Apache Solr
- Apache Spark
- Denodo
- MuleSoft
- Hadoop
- R2RML
- Databricks
- PoolParty
- Grafana
- Apache Superset
- Microsoft Power BI
- Apache Kafka
- Eclipse RDF4J
- Apache Jena
See all AllegroGraph integrations →
Alternatives to AllegroGraph
- MarkLogicA broad enterprise database for teams managing connected, varied data types.9.2
- Google Cloud SpannerA strong fit for globally consistent SQL workloads that also need search and graph capabilities.9.1
- Amazon DynamoDBA managed AWS database for scalable key-value and document workloads.9.0
See all AllegroGraph alternatives →
Also Ranked In
AllegroGraph is ranked in 2 of our directories.
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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