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Guides on cloud infrastructure, Kubernetes and platform engineering. Our engineers wrote them from their own operating experience.

Ingress NGINX Retirement: Why We Didn't Switch to Gateway API Yet
Free Guide
Platform Engineering

Ingress NGINX Retirement: Why We Didn't Switch to Gateway API Yet

In November 2025, ingress-nginx was officially retired, with best-effort maintenance set to end March 2026. The obvious replacement was Gateway API. We ruled it out. Here is why we chose a different path, what we evaluated instead, and how we migrated our entire customer base.

  • Why we postponed Gateway API despite 5 years of spec development
  • 20+ controllers evaluated across 6 weighted criteria
  • Step-by-step migration with annotation translation table
14 pages14 min
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Trusted CA Injection in Enterprise Kubernetes
Free Guide
Platform Engineering

Trusted CA Injection in Enterprise Kubernetes

Custom CAs are everywhere in enterprise Kubernetes — TLS inspection proxies, internal PKI, self-signed services. Containers don't trust them out of the box. Here is why every common workaround breaks at scale, what runtime-level injection via containerd NRI actually does in production, and the concrete code paths and failure modes we hit getting cainjekt operational across our managed fleet.

22 pages14 min

Open source under github.com/natrontech/cainjekt

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Why Organizations Are Not Moving to Proxmox
Free Guide
Infrastructure

Why Organizations Are Not Moving to Proxmox

Proxmox is not a VMware replacement you install over a weekend. After three years running 1000+ VMs in production, here is what actually holds organizations back, and what it takes to succeed.

12 pages12 min
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