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Jonas Scholz2d ago • 6 min read

How We Built Our Own DNS Server

We wrote a production DNS server in ~1000 lines of Go, migrated thousands of records off Hetzner DNS...

#cloud#devops#docker#webdev

41 14

Intro to tc Cloud Functors: A Graph-First Mental Model for the Modern Cloud

Robert J. Berger2d ago • 8 min read

Intro to tc Cloud Functors: A Graph-First Mental Model for the Modern Cloud

This is the first part of a multipart series introducing _tc Cloud Functors_

#aws#serverless#devops#sre

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Stop Using .env Files for Docker Secrets — Try This Instead

Md Umair3d ago • 4 min read

Stop Using .env Files for Docker Secrets — Try This Instead

Managing secrets in Docker usually starts simple—a .env file here, a hardcoded variable there. But.....

#docker#devops#opensource#kubernetes

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I Shrunk My Docker Image From 1.58GB to 186MB. Then I Had to Explain What I Actually Broke.

Arbythecoder5d ago • 8 min read

I Shrunk My Docker Image From 1.58GB to 186MB. Then I Had to Explain What I Actually Broke.

Most Docker tutorials end at the win. "Look, smaller image! Ship it!" And then you're left alone at...

#docker#webdev#programming#devops

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How I Ran a Live Production Upgrade in 24 Minutes Without Taking the Site Down

rokcso5d ago • 7 min read

How I Ran a Live Production Upgrade in 24 Minutes Without Taking the Site Down

I upgraded Shipstry's production data model for comments and payments, backfilled historical orders,...

#database#devops#webdev#ai

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AI Agents Generate Code That Passes Your Tests. That Is the Problem.

Toni Antunovic1d ago • 6 min read

AI Agents Generate Code That Passes Your Tests. That Is the Problem.

AI coding agents excel at writing code that satisfies your test suite and at writing tests that game...

#testing#ai#codequality#devops

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They Said Kubernetes Isn't Coming to Coolify. I'm Going to Find Out If That's True.

drtobbyas6d ago • 4 min read

They Said Kubernetes Isn't Coming to Coolify. I'm Going to Find Out If That's True.

After 22 months and a $250 bounty, Coolify maintainers said no to Kubernetes support. But they never...

#kubernetes#opensource#devops#coolify

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MCP Security in Action: Decision-Lineage Observability

Ajay Devineni6d ago • 4 min read

MCP Security in Action: Decision-Lineage Observability

Traditional observability tells you what broke. Agentic observability must tell you why the agent...

#ai#sre#devops#security

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The Vercel Breach: What Actually Happened, Why It Matters, and What Every Developer Should Do Right Now

freerave18h ago • 7 min read

The Vercel Breach: What Actually Happened, Why It Matters, and What Every Developer Should Do Right Now

A deep technical breakdown of the April 2026 Vercel security incident — supply chain risks,...

#security#vercel#devops#cybersecurity

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Stop Rebooting Linux Just in Case: Practical `needrestart` After APT Upgrades

Lyra1d ago • 5 min read

Stop Rebooting Linux Just in Case: Practical `needrestart` After APT Upgrades

A practical Linux guide to using needrestart after APT upgrades, including list-only checks, batch o...

#linux#automation#devops#opensource

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Remote Server Monitoring over VPN: A Docker Approach (Part 1)

Alex Miller3d ago • 3 min read

Remote Server Monitoring over VPN: A Docker Approach (Part 1)

The Dilemma of Remote Monitoring If you've ever tried to set up a monitoring stack for a...

#docker#devops#monitoring#security

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Turn Your Laptop Into an AI Agent (Free OpenClaw + Telegram Setup)

Julien AvezouApr 13, 2026 • 7 min read

Turn Your Laptop Into an AI Agent (Free OpenClaw + Telegram Setup)

I have been following the developments of Openclaw and hadn't properly played around with it until.....

#ai#opensource#devops#productivity

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How I Troubleshoot Kubernetes in Production

Shaik Ahmad Nawaz1d ago • 6 min read

How I Troubleshoot Kubernetes in Production

Kubernetes failures are rarely random. Most incidents repeat a small set of patterns - image pull...

#kubernetes#devops#sre#troubleshooting

3 0

NVIDIA Ising: When GenAI and DevOps Meet Quantum Error Correction

kaustubh yerkade5d ago • 3 min read

NVIDIA Ising: When GenAI and DevOps Meet Quantum Error Correction

As engineers, we spend our days obsessing over system stability, telemetry, and error rates. But wha...

#ai#devops#mlops#quantumcomputing

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CDEvents in Action #7: Instrument Any CI Step in a Few Lines

David BernardApr 13, 2026 • 3 min read

CDEvents in Action #7: Instrument Any CI Step in a Few Lines

Webhook integrations (ep#3, ep#4) tell you when a pipeline started and whether it passed. They don't...

#testing#observability#devops#cicd

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Raghvendra Pandey1d ago • 2 min read

"I built a free tool to generate AWS & Azure architecture diagrams from Terraform — no signup needed"

When someone asks "can you show me the architecture?", most DevOps engineers groan internally. Not...

#devops#terraform#aws#opensource

0 0

Fabio Sarmento5d ago • 1 min read

Keep It Simple, Silly!

When building systems, always ask: "Is this too complicated?" Over-engineering can lead to...

#softwareengineering#devops

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I replaced Auth0 with an open source library in 30 minutes. Here is what broke.

GDS K S1d ago • 7 min read

I replaced Auth0 with an open source library in 30 minutes. Here is what broke.

A real Auth0 migration to kavachOS, with the bill, the diff, the things that broke in prod, and the ...

#authentication#opensource#javascript#devops

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SSH hardening checklist for production servers

Saad Naeem6d ago • 6 min read

SSH hardening checklist for production servers

My Production SSH Configuration Was a Mess. Here's How I Fixed It. SSH used to be a simple...

#devops#linux#security#tutorial

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25 Workflow Automation and Process Agent Patterns on AWS You Can Steal Right Now

Marcelo Acosta CavaleroApr 13, 2026 • 24 min read

25 Workflow Automation and Process Agent Patterns on AWS You Can Steal Right Now

Originally published on Build With AWS. Subscribe for weekly AWS builds. A logistics...

#aws#ai#devops#productivity

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Compliance as an engineering problem: building an open-source Information Security, Privacy and AI Governance Platform

Gregory Griffin3d ago • 5 min read

Compliance as an engineering problem: building an open-source Information Security, Privacy and AI Governance Platform

There are two kinds of compliance tooling on the market. The first is a spreadsheet dressed in good....

#security#opensource#devops#architecture

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App Interval Timer: what we learned building Random Tactical Timer

Igor GanapolskyApr 13, 2026 • 2 min read

App Interval Timer: what we learned building Random Tactical Timer

What changed today Stability and UX polish work Search intent...

#ai#mobile#devops#github

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What "production-ready" really means for a NestJS backend

Sergey5d ago • 1 min read

What "production-ready" really means for a NestJS backend

Three weeks ago I shared an early version of this project and got a lot of thoughtful feedback. I'v...

#architecture#backend#devops#node

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Vercel Just Confirmed a Security Breach. Here's What Actually Got Exposed — and Why It's Bigger Than One Company.

Om Shree15h ago • 6 min read

Vercel Just Confirmed a Security Breach. Here's What Actually Got Exposed — and Why It's Bigger Than One Company.

Vercel is the deployment layer for a meaningful percentage of the modern web. That's exactly what...

#webdev#devops#security#discuss

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