The following non-IBM resources are available for training and education on the REXX language:
TSO REXX Programming in z/OS , from The Trainer's Friend, Inc. Developing Dialog Manager Applications in z/OS , from The Trainer's Friend, Inc. Classic REXX tutorial/reference, by Keith Watts Tutorial de lenguaje REXX, by Javier Gil Chica REXX Study Program, from the PACS OS/2 SIG's REXX Frequently Asked Questions (FAQ), by Dave Martin and Eric Giguere REXX in OS/390-z/OS & VM (and on PC), from Michel Castelein (in Europe)
TSO REXX Programming in z/OS , from The Trainer's Friend, Inc.
Developing Dialog Manager Applications in z/OS , from The Trainer's Friend, Inc.
Classic REXX tutorial/reference, by Keith Watts
Tutorial de lenguaje REXX, by Javier Gil Chica
REXX Study Program, from the PACS OS/2 SIG's
REXX Frequently Asked Questions (FAQ), by Dave Martin and Eric Giguere
REXX in OS/390-z/OS & VM (and on PC), from Michel Castelein (in Europe)