olemus
Wiktionary:
(software engineering) a piece of middleware in distributed software that enables program calls from one computer to another via a network

ülevaateid
https://www.techopedia.com/definition/3234/object-request-broker-orb

https://en.wikipedia.org/wiki/Object_request_broker

https://en.wikipedia.org/wiki/Common_Object_Request_Broker_Architecture

https://www.omg.org/spec/CORBAe/1.0/PDF