IBM® WebSphere® eXtreme Scale is an elastic, scalable in-memory data grid that provides a key-addressable store of values or graphs. You can replicate the data stored in the data grid depending on availability requirements, and you can achieve database integration. You can integrate WebSphere eXtreme Scale with existing WebSphere Application Server and WebSphere Application Server Network Deployment installations. You can also install the product in a stand-alone environment, supporting both Java Platform, Standard Edition and Java Platform, Enterprise Edition application environments.