---
title: Mainframes Aren't Dead, They're Just Running Kubernetes Now
date: 2025-01-01
abstract: An exploration of how mainframe computing has evolved to embrace cloud-native technologies, demonstrating Kubernetes running on z/OS and the benefits of combining traditional reliability with modern containerization.
pinned: true
conferences:
  - name: The Linux Foundation Open Source Summit North America
    location: TBD
    date: 2025-06-10
    slides: /talks/slides/ossna-2025-mainframe.pdf
  - name: Kubernetes Community Day Budapest
    location: Budapest
    date: 2025-02-15
    slides: /talks/slides/kcd-bud-mainframe.pdf
  - name: Kubernetes Community Days Bratislava
    location: Bratislava
    date: 2025-06-01
    slides: /talks/slides/kcd-bud-mainframe.pdf
  - name: Container Days 
    location: Hamburh
    date: 2025-09-10
    slides: /talks/slides/kcd-bud-mainframe.pdf
---
This talk challenges the common perception that mainframes are outdated technology, showcasing how modern mainframe systems have embraced cloud-native patterns and can successfully run Kubernetes workloads alongside traditional applications.