AllegroGraph vs Kuzu

AllegroGraph is a rdf database; Kuzu is a property graph database. AllegroGraph (2004, Proprietary, Common Lisp) ranks #36 this month; Kuzu (2022-11, MIT, C++) ranks #26.

Attribute AllegroGraph #36 ▼1 Strong Kuzu #26 ▲3 Strong
At a glance
Rank #36#26
Score 50.055.3
GitHub stars —4k
Popularity 44.061.6
Activity 63.847.8
Community 36.058.6
Research 57.552.0
Fundamentals
Description An RDF triple store with built-in ontology reasoning capabilities. Supports OWL2 RL materialized reasoning for inferring new triples and federated queries across distributed stores.An embedded property graph database built for fast analytical workloads, developed as the successor to Graphflow. Archived in October 2025 after acquisition by Apple. Forked as LadybugDB and Bighorn.
Vendor Franz IncKuzu Inc (acquired by Apple)
Model RDFProperty Graph
Kind databaseembedded
Category EstablishedEmerging
First released 20042022-11
Status activedeprecated — Acquired by Apple in October 2025. Repository archived. Continued as LadybugDB and Bighorn forks.
License ProprietaryMIT
Written in Common LispC++
Query languages SPARQL, PrologopenCypher
gdotv support yesyes

Feature scores — not surveyed for Kuzu

Feature AllegroGraphKuzu
Community & Business
Active development ✓—
Commercial support ✓—
Live community ·—
Open Source ·—
Pricing ✓—
Trendiness 0.5—
Deployment
Containerization ✓—
Work as dedicated instance ✓—
Work as embedded ·—
Testing in-memory version ·—
Platform
Operating on Linux ✓—
Operating on Windows ·—
SaaS offering ✓—
Operations
Automatic updates ·—
Client side caching ✓—
Data versioning support ✓—
Live backups ✓—
Distribution
Cluster Re-balancing ✓—
Data Distribution ✓—
High-Availability ✓—
Query Distribution ✓—
Replication support ✓—
Developer Experience
Data types defined ✓—
Logging/Auditing ✓—
Object-Graph Mapper ✓—
Reactive programming ✓—
Documentation up-to-date ✓—
Binary protocol ·—
CLI ✓—
GUI ✓—
Data Model
Multi-database ✓—
Graph-native data ✓—
REST API ✓—
Query Language ✓—
Transactions
Granular locking ·—
Multiple isolation levels ✓—
Read committed transaction ·—
Transaction support ✓—
Schema & Security
Constraints ✓—
Schema support ✓—
Secondary indexes ✓—
Server side procedures ✓—
Triggers ✓—
Authentication ✓—
Authorization ✓—
Data encryption ·—