AllegroGraph® is a modern, high-performance, persistent graph database. AllegroGraph uses efficient memory utilization in combination with disk-based storage, enabling it to scale to billions of quads while maintaining superior performance. AllegroGraph supports SPARQL, RDFS++, and Prolog reasoning from numerous client applications.
Franz Inc., an American-owned company, is an innovative technology company with expert knowledge in developing and deploying Semantic Web technologies (i.e. Web 3.0) and providing Common Lisp based tools that offer an ideal environment to create complex, mission-critical applications.

AllegroGraph and Allegro CL with AllegroCache are distinct platforms that provide scalable technology infrastructures which offer start-ups and Fortune 100 companies the ability to realize new knowledge-rich applications for enhanced business intelligence.