SCLM Is Going Away. Replacing It Takes More Than Git.
August 21, 2026
The question now is how to manage the complete application lifecycle, not just source conversion, according to René De Vleeschauwer, founder and CEO of IKAN
ArticlesISPF for VS Code Users: Editing Multiple Files
August 5, 2026
Systems engineer Stephen Johnston shows how to split your screen and switch between files in ISPF
ArticlesCreating a Containerized Application on Z: A Step-by-Step Guide
July 23, 2026
In this edition of 'The IBM Z Experience,' Joe Gulla extends a banking application consisting of CICS transactions and data in Db2 databases
Press ReleasesJoseph Gulla’s New Book, ‘A Mainframe Computing Reader’ Available June 26
June 24, 2026
Originally appearing as a series of TechChannel articles, "A Mainframe Computing Reader" is for those new to the platform as well as technologists who want to update their knowledge
ArticlesWhy Linux on IBM Z Continues to Grow
June 1, 2026
Continuing his series, "The IBM Z Experience," Joe Gulla explains how IBM achieves enterprise‑grade open source at mainframe scale, and why the market demands it
Recapping a Year of ‘z/OS and Friends’
January 16, 2026
Joe Gulla reviews his year of mainframe exploration, indexing the 24 articles he wrote on the mainframe's architecture
ArticlesHow to Survive a ‘Missile Attack’ and the Other Latest Cyberthreats
January 9, 2026
Robi Singh, mainframe architect at Vertali, offers advice for recovering in time and staying in business, including descriptions of the latest attack methods and how they can be defeated by resilient architecture
Press ReleasesPopUp Mainframe’s Pay-Per-Use Flex Edition Now Available
January 6, 2026
Flex Edition provides an instantly available mainframe environment in a pay-as-you-go model
ArticlesThe z/OS Interface Ecosystem: Bridging Networks, Security, Automation and Development
December 22, 2025
For the final installment of "z/OS and Friends," Joe Gulla catalogs the modern interfaces for networking and integration, security, monitoring and automation, and DevOps
E-Books2025 TechChannel Rising Stars
December 15, 2025
TechChannel recognizes early-career technologists who have already made outstanding contributions to the IBM Z and IBM Power ecosystems.