Rexx Implementations

Here's a list of platforms (hardware, operating systems, and operating environments) on which you can use Rexx.

See also the Rexx Frequently Asked Questions (FAQ), and the links on the Rexx Language page.

IBM implementations

Other commercial implementations

For more information, see the Rexx Frequently Asked Questions (FAQ), the links on the Rexx Language page, or try a search on Google.

  • *IX (just about all flavors, including SVR4, SVR3, BSD4.3, AIX 3.2+, SunOS 4.1.x, Solaris, HP-UX, IRIX)
  • Windows (3.x, '95, '98, Me, NT, 2000, XP; Intel and DEC Alpha)
  • PC-DOS (built-in since PC-DOS 7) Will also work in DOSBOX/DOSEMU/FREEDOS/MSDOS)
  • MS-DOS (separate products)
  • Amiga (ARexx, built-in)
  • Tandem
  • VM/CMS compiler
  • Novell Netware
  • At least one company will port 'to order'

This information is collected and maintained by Mike Cowlishaw (
Please send me any corrections or new links, and also send them to the Rexx Language Association Webmaster!