Mainframes have a reputation for being rock-solid, reliable…and maybe a little mysterious (to outsiders at least). But behind the green screens and acronyms lies a rich history of innovation that has shaped the modern computing world. From groundbreaking hardware...
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...
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...
It’s CICS month at Planet Mainframe! That means we’ll spend some time this month exploring the system that’s been the bedrock of enterprise transaction processing since the 1960s. CICS grew out of the idea of Ben Riggens, an IBM systems engineer working at Virginia...
As the weather heats up in the Northern Hemisphere, most of us are starting to think of ways to cool down. But humans aren’t the only ones that need to avoid over-heating. As demand for digital services surges, data centers are evolving rapidly - in size, complexity,...
This month at Planet Mainframe, we’re celebrating all things Db2, which has earned its place as one of the most trusted relational database management systems in mainframe environments. Organizations have trusted it for decades because when push comes to shove, it...
Frances "Fran" Allen was a trailblazing computer scientist whose work at IBM helped shape the direction of modern computing. Known for her expertise in compiler technology and performance optimization, she made lasting contributions to how software runs on large-scale...
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...
As organizations face increasing pressure to reduce their environmental impact, sustainable IT practices have become a strategic priority. While mainframes have long been known as the workhorse of enterprise computing, quietly powering critical applications behind the...
The 2025 Arcati Mainframe Survey results are in, delivering valuable insights into the current landscape of the mainframe industry. Conducted by Planet Mainframe from November 2024 to January 2025, this global, cross-industry survey captures a comprehensive snapshot...