Welcome to the IBM Z ISV Development Programs Website

The IBM Z ISV Development Programs delivers mainframe technology innovations to the IBM Z ISV community.
The purpose of this website is to provide the IBM Z ISV community with information and support in regard to the IBM Z ISV Development Programs offerings.

Important Announcements

IMPORTANT INFORMATION REGARDING VPN ACCESS

After 26 July 2025, all ETPids will lose access to the VPN entrypoint at vpn.dfw.ibm.com.
The DTSC_Client_ETPid connection profile will no longer be available and all client VPN access must be made through the DTSC_Client_IBMid connection profile using an authorized IBMid.
You can switch to using IBMid today by logging into https://zlpn.ibm.com and submitting the authorization request form there.
Additional information on this process is available here: ZLPN Participant Registration Process
If you have any questions or concerns about this, open a support case by logging into https://ibm.com/support and selecting the "zTech" product.

Program Offerings Information

To access all information related to the IBM Z ISV Development Programs offerings, visit the IBM Z and IBM LinuxONE Partner Network (ZLPN) website.
Use the following link: https://zlpn.ibm.com/public/

Secure Portal

Sign-in to the Secure Portal

Change/Update Password to the Secure Portal

Important Notes:

When changing/updating your password, please follow the Password Rules.

For more information about the Automated Password Reset facility, please visit the Automated Password Reset page .

A user ID is needed, which begins with the characters ETP.

To request a user ID, please send an email to ztech@us.ibm.com

ADCD & ISV zPDT

Access information related to the Application Developer Controlled Distribution (ADCD) and the IBM Z Program Development Tool for Independent Software Vendors (ISV zPDT).
Click on the following link to visit the ADCD and ISV zPDT landing page: ADCD and ISV zPDT Landing Page

FAQ

Find the answers to frequently asked questions in the IBM Z ISV Development Programs FAQ.

Support Documents

The following documents are provided to ISVs with the purpose of serving as a guide and reference to ensure the proper and safe usage of any product.
They can also be used to help solve a specific issue.