Latest Articles
TRIVIA – Mainframes and Their Rivals
For decades, mainframes have stood quietly at the heart of global enterprise computing, but they haven’t been without competition. From the rise of minicomputers to the spread of UNIX systems and the open-source movement, each wave of innovation has challenged the...
Cheryl Watson’s Tuning Letter Delivers z/OS Tuning, Hardware Picks, and Performance Tips
We are delighted to announce that Cheryl Watson's Tuning Letter 2025 No.2 is now available. If you haven't already subscribed, now is your chance to discover the most comprehensive body of practical and impartial z/OS, and MVS tuning and measurement advice ever...
Industry-Wide Security Event, Accelerate Mainframe Migrations, and more
IBM Announces z/OS 3.2 to Power AI-Driven, Secure Hybrid Cloud Workloads Vertali APAC brings MainTegrity® CSF to Australia Industry-Wide Security Event: Vanguard Security & Compliance 2025 Kyndryl Launches New AI-Powered Services to Accelerate Mainframe Migration...
July 2025 CICS Highlights: AI, APIs, and the Rise of Modern Mainframe
Planet Mainframe brought together thought leaders and experts to celebrate CICS's 55th birthday. From AI-infused monitoring to API turbocharging, CICS proudly proved it was anything but obsolete. Here’s what stood out and why CICS users should be excited about what’s...
Demystifying CICS COBOL Transaction Debugging with Colin Pearce
In a recent virtual user group session I had the pleasure of hosting, we explored the intricate world of CICS COBOL transaction debugging with the help of Colin Pearce—an exceptionally experienced mainframe systems programmer whose career spans over three decades,...
Mainframes in Pop Culture
We’re in the long, hot days of summer here in the Northern Hemisphere, and while many of us may not be on summer holidays, our Planet Mainframe Trivia Quiz is going to venture into new territory - mainframes in pop culture! Mainframes may be known for their...
The Evolution of IBM OMEGAMON for CICS: AI Insights, DB2 Correlation, and zIIP Optimization
Sign up today! CICS Virtual User Group – Tomorrow, July 29, 2025 Join us on Tuesday, July 29, for the next installment of the CICS User Group series. Colin Pearce, z/OS and CICS Systems Programmer at Bank of America Merrill Lynch, will present. Register for the...
How Izzi Software is Flipping Technology Takeovers
In the world of enterprise software, acquisitions often follow a familiar pattern: buy, cut, flip. It’s a process driven by short-term gains that often loses the heart of a company – its people, culture, and long-term value. Izzi Software is flipping the script and...
Understanding and overcoming common CICS challenges
IT environments are increasingly complex to manage, and overburdened administrators are tasked with refining them, keeping them secure, and preventing downtime.Mainframes are critical to that infrastructure, as they process and store billions of transactions worth of...
Mainframe Skills in the Heartland: 4 Universities, 4 Days, Hundreds of Students
Mainframe Talent Is Growing: Access It Next Month Hopefully, you caught my 2024 Planet Mainframe piece on the growing mainframe curriculum at Northern Illinois University (NIU), Illinois State University (ISU), and Eastern Illinois University (EIU). Great news: it’s...


