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Tech riderRev. 7 Oct 2026

K9s

Ch 127.1of 23 Local Kubernetes Tools
  1. 1Runs onLinux, Mac, Windows
  2. 2CostsFree plan
  3. 3Supported operating systemsLinux, macOS, Windows
  4. 4Graphical interfaceNo
  5. 5Kubernetes version controlK9s prefers Kubernetes 1.28+; compatibility matrix lists K9s versions through Kubernetes client 1.26.1 and earlier
5 lines stated Written from the maker's own pages: k9scli.io, github.com
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The K9s homepage

Overview

K9s is ranked #12 of 23 in local Kubernetes tools on Specifiction. It runs on Linux, macOS, Windows. There is a free plan.

K9s plans and pricing

All plans
K9s Free Open-source Kubernetes terminal UI · optional sponsorship github.com · 7 Oct 2026

Compared on local Kubernetes tools

Free plan
Yesk9scli.io
Supported operating systems
Linux, macOS, Windowsk9scli.io
Graphical interface
Nok9scli.io
Kubernetes version control
K9s prefers Kubernetes 1.28+; compatibility matrix lists K9s versions through Kubernetes client 1.26.1 and earlierk9scli.io

Facts

Purpose
K9s is a terminal UI for navigating, observing, and managing Kubernetes clusters and their applications.k9scli.io · 7 Oct 2026
Live monitoring
It watches Kubernetes for changes and tracks resource activity in real time.k9scli.io · 7 Oct 2026
Resource support
It handles standard Kubernetes resources and custom resource definitions (CRDs).k9scli.io · 7 Oct 2026
Metrics
It tracks real-time metrics for resources including pods, containers, and nodes.k9scli.io · 7 Oct 2026
Management actions
Its cluster management commands include viewing logs, scaling, port forwarding, and restarting resources.k9scli.io · 7 Oct 2026
Extensions
Users can add cluster commands through plugins, which run configured commands with resource and cluster context variables.k9scli.io · 7 Oct 2026
RBAC
K9s can display RBAC rules and look up what a user, group, or ServiceAccount can do on a cluster.k9scli.io · 7 Oct 2026
Benchmarking
K9s integrates Hey to benchmark HTTP endpoints through port forwards and services; port forwards end when the K9s session exits.k9scli.io · 7 Oct 2026
Views and customization
Pulses summarizes cluster state, XRay shows resource dependencies, and users can customize skins, columns, aliases, and hotkeys.k9scli.io · 7 Oct 2026
Platforms
The installation page lists Linux, macOS, and Windows, with platform-specific package-manager options and release binaries.k9scli.io · 7 Oct 2026
Security controls
K9s supports read-only mode, which disables resource modification commands.k9scli.io · 7 Oct 2026
Security and compliance
The opened maker pages identify the Apache License 2.0 but do not state security certifications or compliance attestations.github.com · 7 Oct 2026
Support and audience
The project invites sponsorship and community contact through its K9ers Slack, and describes K9s as a tool for Kubernetes cluster users.k9scli.io · 7 Oct 2026
Compatibility limit
The repository says K9s works best with later Kubernetes versions and warns that older versions or insufficient RBAC permissions can cause problems.github.com · 7 Oct 2026

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Where it ranks on Specifiction

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Sources