A list of SaaS, PaaS and IaaS offerings that have free tiers of interest to devops and infradev

AZ-104 Microsoft Azure Administrator

Kubernetes application example tutorials

The OWASP DevSecOps Guideline can help us to embedding security as a part of the development pipeline.

hydra

Kubernetes - Beginners | Intermediate | Advanced

A collection of simple Bash scripts

30 Day Vanilla JS Challenge

Ultimate DevSecOps library

Full toolkit for running an AI agent service built with LangGraph, FastAPI and Streamlit

A Dynamic DNS system built with API Gateway, Lambda & Route 53.

A collection of inspiring lists, manuals, cheatsheets, blogs, hacks, one-liners, cli/web tools and more.

This guide details creating a secure Linux production system. OpenSCAP (C2S/CIS, STIG).

A curated list of delightful Bash scripts and resources.

An evolving how-to guide for securing a Linux server.

🎓 Path to a free self-taught education in Computer Science!

A collection of tools and files for learning new technologies

Realtime log viewer for docker containers.

Open Standard for Metadata. A Single place to Discover, Collaborate and Get your data right.

An open-source project in Golang to test different web application firewalls (WAF) for detection logic and bypasses

Web vulnerability scanner written in Python3

Scanner for vulnerabilities in container images, file systems, and Git repositories, as well as for configuration issues

Documentation for Docker Official Images in docker-library

Container Signing

Sample cloud-native application with 10 microservices showcasing Kubernetes, Istio, gRPC and OpenCensus.

DockerSlim (docker-slim): Don't change anything in your Docker container image and minify it by up to 30x (and for compiled languages even more) making it secure too! (free and open source)

📦🚀 Fully automated version management and package publishing

Cloud Native Runtime Security

Sample applications for Google Kubernetes Engine (GKE)