Advanced Multi-threaded Server (Objectivity/DB).

Andrew (distributed) Filesystem.

Common Object Request Broker Architecture, from the OMG.

High Performance Storage System. A high-end mass storage system developed by a consortium consisting of end-user sites and commercial companies.

Network Filesystem, developed by Sun.

Vendor of an ODBMS. Chosen at CERN in the framework of RD45.

Object Database Management System.

Object Definition Language. Specification language defining the interface to object types conforming to the ODMG Object Model.

Object Database Management Group. Develops standards for ODBMSes, e.g., in the area of scalability, heterogeneity, WAN support (distribution, replication, caching, recovery, etc.), and schema evolution.

Object Management Group. Consortium of over 400 members from the software, hardware, and large end-user communities, whose goal is to standardise and promote object technology in all forms, in particular by proposing specific standards which should increase portability of customer software across ODBMS products.

Object Request Broker

Object-Oriented Toolkit for Simulation in HEP.

Research and Development project to investigate object persistency for HEP.