V.E.R.A. -- Virtual Entity of Relevant Acronyms (February 2016):

EMX
       Enterprise Messaging eXchange [switch]


The Free On-line Dictionary of Computing (30 December 2018):

EMX

   A programming environment for OS/2 by Eberhard Mattes
   .  EMX supports
   programming in C, C++ and Objective C.  It works with
   gcc, g++, gdb, libg++, .obj linkage, DLL and
   headers.  Version 0.8g.

   Europe (ftp://ftp.uni-stuttgart.de/soft/os2/emx-0.8g).  US
   (ftp://ftp-os2.cdrom.com/os2/2_x/Unix/gnu/emx0.8g).

   Mailing list:  ("subscribe to
   emx-list").

   (1992-09-21)