Cheatsheets

containers/

• Cloud Native Buildpacks Building images without a Dockerfile: the CNB lifecycle, pack, builders and buildpacks, rebasing, kpack, and writing your own.
• Container Image Building Choosing and driving an image builder: BuildKit/buildx, Buildah, Kaniko, Stacker, apko/melange, and ko, with rootless, multi-arch, and reproducibility trade-offs.
• Container Image Optimisation Essential techniques and patterns for building efficient, secure, and maintainable container images.
• Container Registries Essential guide for managing container images across registries with docker, skopeo, and registry-specific CLI tools.
• Container Runtimes containerd and CRI-O: lightweight, production-grade container runtimes designed for Kubernetes and edge environments.
• Container Storage Interface (CSI) Basics Comprehensive guide to CSI drivers, volume management, and persistent storage in Kubernetes.
• Docker Essential commands and patterns for containerising applications with Docker.
• Docker Networking Deep Dive Comprehensive guide to Docker networking drivers, DNS, IPAM, and troubleshooting techniques.
• K3s A lightweight, certified Kubernetes distribution designed for resource-constrained environments, edge computing, and IoT deployments.
• Kubernetes Essential commands and patterns for managing containerised workloads with Kubernetes.
• Kubernetes Advanced Topics Advanced Kubernetes patterns, resources, and architectures for production-grade cluster management.
• Kubernetes Operators A comprehensive guide to building and managing Kubernetes Operators using the operator pattern to automate application lifecycle management.
• Kubernetes RBAC and Multi-Tenancy Comprehensive guide to Role-Based Access Control (RBAC), service accounts, namespace isolation, and multi-tenancy patterns in Kubernetes.
• Kubernetes Troubleshooting Playbook Systematic approaches for diagnosing and resolving common Kubernetes cluster issues.
• Minikube Local Kubernetes cluster running on a single machine for development, testing, and learning.
• Podman A daemonless, rootless container engine compatible with OCI standards and Docker CLI syntax.
• Podman Quadlets and systemd Declarative systemd integration for Podman: Quadlet unit types, multi-container pods, networks, timers, sdnotify, and healthchecks.
• Velero Kubernetes backup and restore tool for cluster resources and persistent volumes.
• zot Registry Running zot, the OCI-native registry: storage layouts, sync and mirroring, authentication, extensions, and air-gapped distribution.