Погуглил сейчас альтернативы CORBA:
1.
https://stackoverflow.com/a/1226370/11282019:
1.1. Cloud computing (web services, scalable computing, loose coupling, queueing).
1.4. Grid / Cluster computing (queueing, map-reduce and similar)
2.
http://linuxfinances.info/info/corbaalternatives.html2.1.Other RPC Schemes. Например, REST
2.2.Message Queueing Systems
2.3.Distributed Object Schemes
2.4.Wired XML Schemes. Например, SOAP
2.5.COM and DCOM
2.6.InterLanguage Unifications or Foreign Function Interfaces