ctDSM project is the distributed shared memory related modules of the Coral Tree Library Set.
DSS (Distributed Shared memory System)
A library-based distributed shared memory system implemented using TCP as the underlying transport. KM (KeyMaster)
A shared resource management system obsolesced by NRM except for the fact that DSS is dependent on KM.
NCS (Network Chunk Sysytem), A library-based distributed shared memory system implemented using reliable IP Multicast as the underlying transport. NRM (Network Resource Manager), A network shared resource manager.