Description: Apache Cassandra is a free, open-source, distributed NoSQL database management system designed to handle large amounts of data across many commodity servers, providing high availability with no single point of failure.
Type: software
Pricing: Free
Description: Neo4j is a graph database that uses graph structures with nodes, edges, and properties to represent and store connected data. It allows users to efficiently store, query, and analyze highly interconnected data at scale.
Type: software
Pricing: Open Source