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User Stories
  • Mayflower: A Hybrid Private Cloud as an AI Factory
    July 15, 2026

    Mayflower: A Hybrid Private Cloud as an AI Factory

    Mayflower is one of the largest online platforms in its market, serving more than 500 000 000 monthly active users. The platform attracts a massive and highly engaged audience. Creating a highly interactive environment where thousands of real-time actions happen simultaneously.

    Kendall Nelson
  • How India’s Payment Backbone Runs on Open Source
    July 13, 2026

    How India’s Payment Backbone Runs on Open Source

    NCPI’s open infrastructure approach enables a fast, reliable, and low-cost payment system, built without vendor lock-in and at a scale most enterprises never approach.

    SetWidth100 AllisonPriceAllison Price
  • When OpenStack Meets Governments: How Pinaka ZTi Builds Sovereign Clouds Governments Can Actually Trust
    June 28, 2026

    When OpenStack Meets Governments: How Pinaka ZTi Builds Sovereign Clouds Governments Can Actually Trust

    How India’s Pinaka ZTi distribution demonstrates how hardened, validated OpenStack can deliver sovereign, government-grade cloud infrastructure by bridging the gap between upstream open source and production-ready enterprise deployments.

    Ajith Narayanan
  • High Performance OpenStack: When Vietnam’s Cloud Infrastructure Is No Longer the Bottleneck
    April 16, 2026

    High Performance OpenStack: When Vietnam’s Cloud Infrastructure Is No Longer the Bottleneck

    This article shows how a re-architected OpenStack data plane enables near–bare metal performance, proving cloud infrastructure is no longer the bottleneck for high-throughput, low-latency workloads.

    Sang Tran Quoc
  • The KInIT Case Study: Sovereign AI Cloud
    April 16, 2026

    The KInIT Case Study: Sovereign AI Cloud

    KInIT (Kempelen Institute of Intelligent Technologies) is an independent research institute focused on advancing artificial intelligence through a combination of cutting-edge research and real-world impact. Together with dNation they built high-performance Sovereign AI Cloud.

    • Martin Pilka
    • Martin Tamajka
  • Ongoing Development and Next Steps for DOCOMO and Tacker
    April 7, 2026

    Ongoing Development and Next Steps for DOCOMO and Tacker

    Learn how DOCOMO is now developing and deploying container-based VNF as vRAN and 5GC

    • Yuya Kuno
    • Yasafumi Ogawa
  • NTT DOCOMO’s Tacker Activity
    February 3, 2026

    NTT DOCOMO’s Tacker Activity

    DOCOMO succeeded in virtualizing 100% of its core network that accommodate all mobile network service for 4G and 5G using OpenStack in 2025. Learn how DOCOMO leverages OpenStack, especially Tacker.

    Yuya Kuno
  • NTT DOCOMO’s Journey of Virtualization for Mobile Networks
    January 14, 2026

    NTT DOCOMO’s Journey of Virtualization for Mobile Networks

    Learn now NTT DOCOMO is evolving its network through NFV with OpenStack and what the journey reveals about NFV’s benefits and challenges

    Yuya Kuno
  • How Rapifuzz CyberKshetra Built a Scalable Cyber Range on OpenStack (and Cut Costs by 60%)
    December 22, 2025

    How Rapifuzz CyberKshetra Built a Scalable Cyber Range on OpenStack (and Cut Costs by 60%)

    This case study walks through how CK designed and deployed their OpenStack-based cyber range, what it looks like under the hood, and what they learned along the way.

    Team Rapifuzz
  • NVIDIA + Kata Containers: Trusted AI at GPU Scale
    November 17, 2025

    NVIDIA + Kata Containers: Trusted AI at GPU Scale

    Learn how NVIDIA is using Kata Containers and the CNCF Confidential Containers stack to deliver “trusted AI anywhere”: on-prem, in private clouds, across public CSPs, and out to the edge.

    Mark Collier
  • Build it yourself: How a small team deployed OpenStack

    OpenStack Delivers Efficiency, Cost Savings for Powering AI Workloads

  • Build it yourself: How a small team deployed OpenStack

    Why OpenStack Is Still Walmart’s Private Cloud of Choice — 1 Million+ Cores Later

  • Build it yourself: How a small team deployed OpenStack

    Using Kata Containers as a Container Runtime in OpenStack Zun

  • Build it yourself: How a small team deployed OpenStack

    Software Deployment Options in OpenStack: A Quick Guide

  • Recent Posts

    • Mayflower: A Hybrid Private Cloud as an AI Factory
    • How India’s Payment Backbone Runs on Open Source
    • Been There, Gated That: What AI Builders Can Learn From a Decade of Open Source CI
    • When OpenStack Meets Governments: How Pinaka ZTi Builds Sovereign Clouds Governments Can Actually Trust
    • High Performance OpenStack: When Vietnam’s Cloud Infrastructure Is No Longer the Bottleneck

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Superuser is a publication about the open infrastructure stack including Ceph, Cloud Foundry, Kata Containers, Kubernetes, OpenStack, OPNFV, OVS, Zuul, StarlingX and more.