(REXX, or "System Product Interpreter", originally known as "REX") A scripting language for ibm vm and mvs systems, developed by M. Cowlishaw at ibm ca. 1979, replacing exec2.

Versions: PC-Rexx for ms-dos, arexx for the amiga, the os/2 implementation from IBM, WINREXX (Rexx for Windows, from quercus systems) and Personal Rexx (Rexx for MS-DOS, from Quercus systems).

See also regina, freerexx, imc.

rexxware is an implementation of rexx for novell netware.

usenet newsgroup: news:comp.lang.rexx.

["The REXX Language: A Practical Approach to Programming", M.F. Cowlishaw, 1985].