The MongoDB Java Driver uber-artifact, containing mongodb-driver, mongodb-driver-core, and bson
MongoDB support for Spring Data
The Apache Cassandra Project develops a highly scalable second-generation distributed database, bringing together Dynamo's fully distributed design and Bigtable's ColumnFamily-based data model.
Apache HBase is the Hadoop database. Use it when you need random, realtime read/write access to your Big Data. This project's goal is the hosting of very large tables -- billions of rows X millions of columns -- atop clusters of commodity hardware.
Neo4j kernel is a lightweight, embedded Java database designed to store data structured as graphs rather than tables. For more information, see http://neo4j.org.
A meta package containing the most used Neo4j libraries. Intended use: as a Maven dependency.
Apache Accumulo core libraries.
Titan Core: Core Library For Titan
Core components for extending Rexster.