This Reference Manual covers all editions of Hazelcast. Throughout this manual:

  • Hazelcast or Hazelcast IMDG refers to the open source edition of Hazelcast in-memory data grid middleware. Hazelcast is also the name of the company (Hazelcast, Inc.) providing the Hazelcast product.
  • Hazelcast IMDG Enterprise is a commercially licensed edition of Hazelcast which provides high-value enterprise features in addition to Hazelcast.
  • Hazelcast IMDG Enterprise HD is a commercially licensed edition of Hazelcast which provides High-Density (HD) Memory Store and Hot Restart Persistence features in addition to Hazelcast Enterprise.