User Stories – Superuser

User Stories

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
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
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
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
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
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
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
July 31, 2025

VEXXHOST and OpenDev: Strengthening the Future of Open Source Infrastructure

Since 2016, VEXXHOST has played a pivotal role in supporting the OpenDev team, providing essential infrastructure that powers much of the OpenStack community’s development and CI systems.

Allison Price
July 21, 2025

Canonical Helps Nova Build an Open Source Telco Cloud

Canonical’s telco cloud empowered Nova to reduce time to market for their networking services, and become more cost-effective.

Superuser
June 27, 2025

Why NUBO Chose OpenStack to Build a Sovereign, Open Source Cloud Infrastructure

NUBO, a French interministerial cloud project, built and operated by the Ministry of Economics and Finance, has emerged as a leading example of how open-source technologies — especially OpenStack — can power sovereign, secure, and scalable digital infrastructure.

Allison Price