On Fri, 14 Aug 2020, Dan Espen wrote:
Yep, there is a Unix version of REXX and it's a reasonably good scripting language.
Yes, it's called Regina, and is required if one wants to use THE (The Hessling Editor) as editor, which is a very good Unix clone of the IBM VM/CMS XEDIT editor.
Back when using IBMs I never got proficient with REXX (I was accustomed to EXEC2, and we abandoned mainframes quite early). Just the bit enough to maintain my THE macros
http://sax.iasf-milano.inaf.it/~lucio/WWW/Opinions/myxedit.html