Open Software Technologies, Inc.


We offer sales and technical support for all of our products. If you are interested in literature, licensing, or need help on any of our products, please let us know!

Compatibility Requirements | Product Updates | Contact Information

Compatibility Requirements

Version 7.4.4
  • z/OS Versions 1.13, 2.1, 2.2 and 2.3.
  • DB2 Versions 10, 11 and 12. 
  • Preferred Release level when using EAV capabilities.
  • This Mod Level replaces Versions 7.4.0 - 7.4.3.
Version 7.3
  • z/OS Versions 1.13 and lower.
  • DB2 Versions 10 and lower. 
  • Minimum Release level required when running New Function Mode (NFM) in DB2. 
  • All Updates should be installed before using EAV capabilities with any z/OS Version/Release.

Version 2.3.1  All z/OS Versions.
Version 1.8  All z/OS Versions.
 PTF032  CICS TS Versions 5.4 and lower.
 PTF028  CICS TS Versions 5.3 and lower.
 PTF025  CICS TS Versions 5.2 and lower.
 PTF020  CICS TS Versions 5.1 and lower.
 PTF015  CICS TS Versions 4.2 and lower.
Version 1.7  All z/OS Versions.
 PTF051  CICS TS Versions 4.1 and lower.
 PTF041  CICS TS Versions 3.2 and lower.
 PTF023  CICS TS Versions 3.1 and lower.


Product Updates

For additional information, please contact us at:

407-788-7173 or



Contact Information

Phone: 407-788-7173

FAX: 407-788-8494

Mailing Address:
Open Software Technologies, Inc.
P.O. Box 162652
Altamonte Springs, FL

Support E-mail:
(for technical support)

Sales E-mail:
(for product information)

For our list of International Distributors, please click here.