AllegroGraph

Web · Linux · Self-hosted · API

Freedom report

Two barsScore 6.4

Free tierA free tier is on its own pricing page
Open codeNo open-source code on record
Runs widely2 of 6 device platforms
DocumentedPlans, terms and facts published

AllegroGraph is ranked #11 of 26 in multimodel databases on Freedom251. It runs on API, Linux, Self-hosted, Web. There is a free plan.

AllegroGraph plans and pricing

All plans

Free Edition Free No license key required; no expiration date Maximum 5,000,000 triples agraph.franz.com · 30 Sept 2026

Compared on multimodel databases

Free plan: Yes
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

Best AllegroGraph alternatives

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The record

Product: AllegroGraph is a persistent graph database designed to scale to billions of quads, with disk-based storage and efficient memory utilization.
Query and reasoning: It supports SPARQL, RDFS++ reasoning, and Prolog.
Transactions and recovery: The product page describes AllegroGraph as ACID-compliant and lists online backups, point-in-time recovery, replication, and warm standby.
Data analysis: AllegroGraph supports geospatial and temporal reasoning, social network analysis, native data types, and range queries.
Integrations: The documentation lists integrations with PoolParty, Cloudera Hadoop, MongoDB, Apache Solr, TopBraid Composer, Anaconda, and Racer.
AI and vectors: AllegroGraph supports integration with large language models and can store embedding vectors in a vector database.
Security controls: Security features include role based permissions, repository access controls, security filters, and triple level controls using attributes.
Authentication and encryption: The security overview lists LDAP and OAuth/OIDC authentication and TLS for client connections; it recommends third party tools for encryption at rest.
Client access: Clients include Java, Python, and Lisp; AllegroGraph also provides a REST interface and browser based WebView.
Deployment: The server runs natively on x86-64 Linux; the maker also documents Docker, Windows Subsystem for Linux, virtual machines, and cloud provider options.
Hosted option: AllegroGraph Cloud is described as a web-based platform for setting up AllegroGraph servers, and the downloads page advertises a free hosted version.
Support and documentation: Franz provides AllegroGraph product documentation and lists technical questions and bug reports as support topics on its support page.
Founded: 1984
Headquarters: Lafayette, California, USA
Price from: Free

Where it ranks on Freedom251

Best Multimodel Databases in 2026#11 of 26
Best RDF Databases in 2026#8 of 26

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Sources

agraph.franz.com/agraph/allegrograph/index.lhtml· checked 30 Sept 2026
agraph.franz.com/agraph/support/documentation/agraph-int· checked 30 Sept 2026
agraph.franz.com/agraph/support/documentation/llm.html· checked 30 Sept 2026
agraph.franz.com/agraph/support/documentation/security-o· checked 30 Sept 2026
agraph.franz.com/agraph/downloads/· checked 30 Sept 2026
agraph.franz.com/agraph/support/documentation/hosted-ag.· checked 30 Sept 2026
agraph.franz.com/support/· checked 30 Sept 2026
agraph.franz.com/agraph/support/documentation/agraph-qui· checked 30 Sept 2026