This is a repackaged open source software product wherein additional charges apply for support. Neo4j is a leading graph database management system designed to efficiently store, manage, and query highly interconnected data. It utilizes graph structures with nodes, edges, and properties to represent and store data, enabling sophisticated and efficient querying of relationships. Neo4j is known for its ability to handle complex and interconnected datasets, making it suitable for applications ranging from social networks and recommendation engines to fraud detection and network management.