Latest Articles
z/VSE: The forgotten operating system
In the world of mainframe operating systems, z/VSE is often overshadowed by better-known siblings such as z/OS. But z/VSE has an impressive story worth telling. Virtual Storage Extended (z/VSE) is an operating system designed specifically for IBM mainframes. It was...
You May Know More About Security and IAM on the Mainframe Than You Think
For many, the mainframe can be a daunting subject – with misguided initial reactions of the platform as "legacy” technology that may be replaced by the cloud. Part of this angst and dismissiveness is because not everyone fully understands the true value of the...
The Impact of AI on Compliance and Risk Management for Mainframe Environments
Mainframe environments remain critical infrastructure for many organizations, processing millions of sensitive transactions daily while facing increasingly sophisticated security threats. These systems require constant monitoring and protection, yet traditional manual...
Influential Mainframers Trivia
April at Planet Mainframe was all about celebrating today’s Influential Mainframers, and if you’re looking for inspiration, the full list of honorees is well worth a look. Today, seeing women’s names among industry leaders might feel expected—but it certainly wasn’t...
The Mainframe’s Martini Moment
The mainframe is a must-have for enterprise IT, but for many development teams, ready access to it can feel frustratingly out of reach. Now, fresh innovation aims to change that, offering a “Martini moment” for mainframe delivery teams. The Inspiration Behind...
Runtime Fees: The Hidden Tax in Your Tech Stack
In COBOL environments, runtime-based licensing imposes recurring costs each time an application is executed—costs that persist well beyond the initial compiler purchase. While initially tolerable in controlled, limited use environments, runtime-based licensing fees...
Impartial z/OS and MVS tuning and measurement advice: Cheryl Watson’s Tuning Letter is live
If you work with mainframes, keep reading and catch the latest from Cheryl Watson’s Tuning Letter. The quarterly Tuning Letter offers comprehensive, practical, and impartial z/OS and MVS tuning and measurement advice. We deliver the insights you need in an...
GS UK Virtual Conference 2025: Event Recap
Last week, the GS UK Virtual Conference 2025 brought the global mainframe community together for three packed days of learning, networking, and celebrating over six decades of innovation. With a lively mix of tech sessions, real-world insights, and thoughtful...
Celebrating the People: A Look at the 2025 Influential Mainframers
Mainframe is more than a technology; it’s a community. From educators and engineers to quiet experts keeping systems running, Planet Mainframe spent the month sharing stories – your stories. Welcome to the wrap-up of our second annual Influential Mainframers...
Influential Mainframer – Tim Full
Today, we celebrate someone has been a champion for customer-centric innovation for forty years. Tim Full Technical Services Manager, Software Diversified Services (SDS) Minnesota, United States Connect with Tim on: View the entire 2025 Influential Mainframers group...
