GraphDB Feature Comparison

Feature	GraphDB Free	GraphDB SE	GraphDB EE
Manage unlimited number of RDF statements	✅	✅	✅
Full SPARQL 1.1 support	✅	✅	✅
Deploy anywhere using Java	✅	✅	✅
100% compatible with RDF4J framework	✅	✅	✅
Ultra fast forward-chaining reasoning	✅	✅	✅
Efficient retraction of inferred statements upon update	✅	✅	✅
Full standard-compliant and optimized rulesets for RDFS, OWL 2 RL, and QL	✅	✅	✅
Custom reasoning and consistency checking rulesets	✅	✅	✅
Plugin API for engine extension	✅	✅	✅
Support for Geospatial indexing & querying, plus GeoSPARQL	✅	✅	✅
Query optimizer allowing effective query execution	✅	✅	✅
Workbench interface to manage repositories, data, user accounts and access roles	✅	✅	✅
Lucene connector for full-text search	✅	✅	✅
Solr connector for full-text search	❌	❌	✅
Elasticsearch connector for full-text search	❌	❌	✅
OpenSearch connector for full-text search	❌	❌	✅
Kafka connector for synchronizing changes to the RDF model to any Kafka consumer	❌	❌	✅
High performance load, query and inference simultaneously	Limited to two concurrent queries	✅	✅
Automatic failover, synchronization and load balancing to maximize cluster utilisation	❌	❌	✅
Scale out concurrent query processing allowing query throughput to scale proportionally to the number of cluster nodes	❌	❌	✅
Cluster elasticity remaining fully functional in the event of failing nodes	❌	❌	✅
Community support	✅	✅	✅
Commercial SLA	❌	✅	✅