REX file extension - Rexx language source code
What is rex file? How to open rex files?
File type specification:
The rex file extension is associated with the Rexx a programming language from IBM.
IBM REXX makes programming easier and simpler. It is the language of choice for the experienced professional and for the beginning programmer.
This rex file type entry was marked as obsolete and no longer supported file format.
This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.