Resources · K8s & DevOps

Kubernetes & DevOps Tools & Resources, All in One Place

A hand-picked directory of the 36+ most useful Kubernetes and DevOps tools and reference sites — from CLI utilities and security scanners to GitOps platforms, IaC, monitoring, and learning. Trusted open-source projects and community resources, organised so you can find the right one fast.

36+
Curated tools
7
Categories
Official + Community
Sources
100% Free
To use

Kubernetes Docs & Releases

Authoritative references, release notes, and the full cloud-native landscape.

Kubernetes Official Docs

The canonical reference for concepts, tasks, tutorials, and the API for every K8s release.

kubernetes.ioOfficial
Kubernetes Release Notes

CHANGELOG and release notes for every Kubernetes version — know what changed.

kubernetes.ioOfficial
CNCF Landscape

Interactive map of every project in the cloud-native ecosystem — tools, runtimes, platforms, and more.

landscape.cncf.ioCommunity
Kubernetes API Reference

Complete API object reference: Pod, Deployment, Service, ConfigMap, and every other resource type.

kubernetes.ioOfficial
Kubernetes Blog

Official release announcements, feature deep-dives, and migration guides from the project itself.

kubernetes.ioOfficial

CLI Tools & Cluster Management

Essential command-line tools every Kubernetes engineer uses daily.

kubectl Quick Reference

The go-to cheat sheet for kubectl commands — contexts, get, apply, exec, logs, port-forward.

kubernetes.ioOfficial
kubectx + kubens

Switch between clusters (kubectx) and namespaces (kubens) in one keystroke.

github.comCommunity
k9s

Terminal UI for Kubernetes — browse resources, tail logs, and exec into pods without typing kubectl.

k9scli.ioCommunity
Helm

The package manager for Kubernetes. Find, install, and manage applications with Helm charts.

helm.shCommunity
Lens IDE

GUI-based Kubernetes IDE — visualise clusters, workloads, and resource relationships at a glance.

k8slens.devCommunity

Security & Compliance

Harden clusters, scan images, and maintain CIS benchmark compliance.

kube-bench

Checks whether Kubernetes is deployed securely against the CIS Kubernetes Benchmark.

github.comCommunity
Trivy

Comprehensive security scanner for container images, filesystems, IaC, and Kubernetes resources.

trivy.devCommunity
Kubernetes Security Checklist

The official baseline checklist for securing clusters — auth, network policy, secrets, pod security, and audit logging.

kubernetes.ioOfficial
Falco

Runtime security tool that detects unexpected syscalls and behaviour in containers and Pods.

falco.orgCommunity
Kyverno

Kubernetes-native policy engine — validate, mutate, and generate resources with policies written as YAML.

kyverno.ioCommunity

Monitoring & Observability

Instrument, collect, and visualise metrics, logs, and traces in Kubernetes.

Prometheus

The de facto metrics collection and alerting system for Kubernetes — pull-based, time-series.

prometheus.ioCommunity
Grafana

Open-source dashboarding for Prometheus, Loki, Tempo, and every major data source.

grafana.comCommunity
OpenTelemetry

CNCF standard APIs and SDKs for collecting traces, metrics, and logs from any service.

opentelemetry.ioCommunity
Jaeger

Distributed tracing for microservices — visualise request flows and find latency bottlenecks.

jaegertracing.ioCommunity

CI/CD & GitOps

Automate builds and deployments; sync cluster state with Git.

Argo CD

Declarative GitOps CD for Kubernetes — syncs cluster state to a Git repo automatically.

argo-cd.readthedocs.ioCommunity
Flux CD

CNCF-graduated GitOps toolkit for Kubernetes — pulls from Git and reconciles on every commit.

fluxcd.ioCommunity
GitHub Actions Docs

Complete reference for GitHub Actions — build, test, and deploy workflows triggered by Git events.

docs.github.comCommunity
Tekton

Cloud-native CI/CD framework running natively on Kubernetes — fully YAML-driven pipelines.

tekton.devCommunity

IaC & Configuration

Provision infrastructure and manage application configuration as code.

Terraform Registry

Discover and reuse providers, modules, and policies for Kubernetes, AWS, GCP, Azure, and more.

registry.terraform.ioCommunity
Pulumi

Infrastructure as code using real programming languages (TypeScript, Python, Go) — Kubernetes-first.

pulumi.comCommunity
Crossplane

CNCF project to provision cloud infrastructure through Kubernetes CRDs — GitOps for cloud resources.

crossplane.ioCommunity
Kustomize

Kubernetes-native configuration management — overlay and patch YAML without templates.

kustomize.ioCommunity
OpenTofu

The open-source Terraform fork under the Linux Foundation — drop-in compatible, community-governed.

opentofu.orgCommunity
Artifact Hub

CNCF hub for finding Helm charts, operators, and other cloud-native packages — search before you build.

artifacthub.ioCommunity

Learning & Community

Practice environments, exam simulators, career roadmaps, and community hubs.

killer.sh

The most accurate CKA/CKAD/CKS exam simulator — harder than the real exam, by design.

killer.shCommunity
KillerCoda

Free browser-based Kubernetes and Linux interactive labs — no local setup required.

killercoda.comCommunity
DevOps Roadmap

Community-maintained visual guide to every skill, tool, and concept in the DevOps path.

roadmap.shCommunity
CNCF Training

Official CNCF certification programs (CKA, CKAD, CKS) and free training resources.

cncf.ioCommunity
90DaysOfDevOps

Hugely popular open-source 90-day DevOps learning guide covering K8s, IaC, CI/CD, monitoring.

github.comCommunity
Kubernetes the Hard Way

Kelsey Hightower’s classic: bootstrap a cluster from scratch to understand every moving part.

github.comCommunity
Google SRE Books

Google’s free Site Reliability Engineering books — the philosophy modern DevOps and platform engineering grew from.

sre.googleCommunity

“Community” tools are independent, free, and widely trusted — but they are not Kubernetes & DevOps products. Always validate against official documentation before relying on them for production decisions. More cloud platforms coming soon.

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