BlazeGraph
An RDF database supporting billions of edges on a single machine. Uses an alternative approach to RDF reification that enables property graph-like capabilities. Notable as the backend for Wikidata's query service.
Details
Links
Feature Scores
Community & Business
Active development No updates in 6+ months
Commercial support No commercial support
Live community <25% of issues addressed
Open Source Open source license
Pricing No pricing information
Trendiness Growing or stable trend
Deployment
Containerization No container image
Work as dedicated instance Can run as standalone server
Work as embedded Can embed in application
Testing in-memory version No in-memory option
Platform
Operating on Linux Open source (Linux compatible)
Operating on Windows Open source (Windows compatible)
SaaS offering Self-hosted only
Operations
Automatic updates Manual updates only
Client side caching No client-side caching
Data versioning support No versioning
Live backups No live backups
Distribution
Cluster Re-balancing No auto-rebalancing
Data Distribution Data sharding supported
High-Availability HA mechanisms available
Query Distribution Distributed query execution
Replication support Replication available
Developer Experience
Data types defined Basic data types only
Logging/Auditing Event logging supported
Object-Graph Mapper No object mapper
Reactive programming No reactive programming
Documentation up-to-date Docs current with latest version
Binary protocol Binary protocol available
CLI Command-line interface
GUI Visual interface available
Data Model
Multi-database Graph-only
Graph-native data Native graph storage
REST API REST endpoint available
Query Language Standard query language (Cypher/Gremlin)
Transactions
Granular locking No granular locking
Multiple isolation levels Multiple isolation levels
Read committed transaction Read committed available
Transaction support ACID transactions
Schema & Security
Constraints No constraints
Schema support Schema-less
Secondary indexes Secondary indexes supported
Server side procedures Stored procedures supported
Triggers No triggers
Authentication No authentication
Authorization No authorization
Data encryption No encryption