I Built a System That Catches Hackers in Real Time
I Built a System That Catches Hackers in Real Time The Problem It was a regular Tuesday morning at cloud.ng, a rapidly growing cloud storage company…
Open Source
⚑ Report a ProblemLatest Open Source news from Tech News
All topics
AI
agents
ai
api
architecture
automation
aws
beginners
career
claude
database
devchallenge
devops
discuss
javascript
linux
llm
machinelearning
mcp
opensource
performance
productivity
programming
python
rust
security
showdev
tutorial
typescript
webdev
Новый дачный сезон с Java, управлением сервера без интернета и AI моделью
Всем привет! Меня зовут Александр, это моя первая статья, хочу поделиться с вами историей создания программно-аппаратного open source решения для подд…
Building a Rolling-Baseline HTTP Anomaly Detector (No Fail2Ban)
Every VPS running a public web app gets hit with traffic it didn't ask for, from scrapers, brute-force login attempts, or just someone's misconfigured…
Docker 101: How I Mastered Docker Build Processes In One Night
Docker Competencies: Part 1/3 (BASIC) From "I've heard of it" to "I can ship it" Task 1: Create a Multi-Stage Build Write a Dockerfile for an app that…
DevSecOps in Practice: Tools That Actually Catch Vulnerabilities - Part 5 - Container Scanning with Trivy
The previous parts secured the code and the infrastructure. This part secures the container image — the thing that actually runs in production. When y…
Stop Learning Docker for Dummies. Learn It Like a DevOps Engineer
Most Docker tutorials teach you commands. Not how Docker actually works in real systems. That's why people can run docker run but freeze when asked to…
Auto AI Router: высокопроизводительный прокси-роутер для LLM API на Go
Auto AI Router — лёгкий прокси-роутер на Go, который принимает запросы в формате OpenAI API и прозрачно распределяет их между несколькими провайдерами…
Kubernetes v1.36 "Haru" overview
Released April 22, 2026. Kubernetes v1.36, just released on April 22, 2026, brings a wide set of improvements that feel less like experimentation and …
Docker for Beginners: From Zero to Running a Full Stack Locally in 10 Minutes
"Install PostgreSQL, then Redis, then Elasticsearch, configure these 12 environment variables, make sure you're on Node 20 not 18, and oh — the tests …
Remote Server Monitoring over VPN: A Docker Approach (Part 2)
Recap: Where We Left Off In Part 1 of this series, we established our secure foundation: an encrypted L3 bridge using AmneziaWG and Docker's Network N…
How I built a tool that actually proves your backups work before you need them
body: Every developer has a backup script. Almost nobody verifies that the backup actually restores. I learned this the hard way. Not in a production …
CI/CD Build Systems for Cloud-Native Applications
TLDR ; Multi-stage Docker builds with BuildKit caching reduce image sizes by 80% and build times by 60% Remote build caching shares artifacts across d…
Как создать базу данных на своём сервере с помощью Coolify
Coolify это бесплатный инструмент, который позволяет легко запускать приложения на ваших серверах и управлять ими через визуальный интерфейс…
Building docling-server: a one-command document API for our AI pipeline
Building docling-server: a one-command document API for our AI pipeline This is another one in the series where I walk through my open-source projects…
5 Docker Scenarios Every Developer Should Practice (With Fixes & Best Practices)
So you know the basics of Docker — docker run , docker build , maybe some docker compose up . But do you know what happens when things break? This gui…
Realtime transcription: choices and stories for PyCon IT
Why all this interest in realtime transcription It all started with the collaboration with PyCon IT. At PyCon IT 2025 they set up live transcription w…
Docker Kubernetes: What They Really Changed (It's Not What You Think)
"A Docker container is basically a lightweight VM, right?" No. That sentence alone causes more architectural misunderstandings than any other in moder…
Отказоустойчивый балансировщик 3proxy для n8n в Docker: лечим DNS-таймауты и ошибки доступа
Разбираем настройку отказоустойчивого балансировщика 3proxy для n8n в Docker. Фиксим DNS-затупы на 26 секунд через внутренний резолвер 127.0.0.11 и ре…
Docker Container Keeps Restarting: Diagnosis and Fix Guide
Docker Container Keeps Restarting: Diagnosis and Fix Guide If docker ps shows your container in a perpetual restart loop, here's the systematic way to…
I let Claude AI decide whether to patch my Docker vulnerabilities — here's what it found
Every security scanner will tell you what's vulnerable. None of them will tell you what to actually do about it. You get a list. CVE IDs, severity bad…
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, and dropped propagation time from "up to 90 minu…
5 self-hosted ebook managers worth trying in 2026
If you're looking for a self-hosted way to manage your ebook collection, there are more good options than ever. Whether you want a simple web frontend…
How to Use SonarQube and SonarScanner Locally to Level Up Your Code Quality
Code quality tools can make a huge difference in improving your coding skills by helping you identify code smells, bugs, and potential vulnerabilities…
🌱 Reducing Carbon Footprint with Lightweight Docker Containers A DevOps Experiment on Image Optimization for Sustainability
🧭 Introduction In modern DevOps workflows, containerization has become a standard practice. However, most developers focus only on functionality and p…
Self-host Open WebUI + Ollama in production — the config nobody writes about
Open WebUI's quickstart is great for local dev. One command, it's running. But putting it on a real server for a team requires a lot more — SSL, auth …
The Ultimate Container Showdown Choosing Between Alpine and Distroless
The rise of containerization has fundamentally shifted how software engineers package, distribute and deploy modern applications. In the early days of…
请问下，有什么方式可以找到是哪个registry卡住的呢？
我配置有多个registry，但是运行pull 镜像的时候卡住了： { "registry-mirrors" : [ "https:\/\/dockerproxy.com", "https:\/\/docker.mirrors.ustc.edu.cn…
Running Azure Functions in Docker: Why and How
Azure Functions Beyond the Basics Continues from Azure Functions for .NET Developers (Parts 1-9) Part 1: Running Azure Functions in Docker: Why and Ho…
How I Packaged 130+ Hours of AWS Infrastructure Into Reusable Templates
Every new project starts the same way. You spin up an AWS account. You need a VPC. Three AZs, public and private subnets, NAT Gateways. Then you need …
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 scattered infrastructure—say, a local home server, a cheap VP…