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https://formulae.brew.sh/formula/k9s

https://k9scli.io

k9s - Kubernetes CLI To Manage Your Clusters In Style!

Who Let The Pods Out?

K9s is a terminal based UI to interact with your Kubernetes clusters. The aim of this project is to make it easier to navigate, observe and manage your deployed applications in the wild. K9s continually watches Kubernetes for changes and offers subsequent K8S commands to interact with your observed K8S resources.

• Information At Your Finger Tips!
  • Tracks in real-time activities of resources running in your Kubernetes cluster.

• Standard or CRD?
  • Handles both Kubernetes standard resources as well as custom resource definitions.

• Cluster Metrics
  • Tracks real-time metrics associates with resources such as pods, containers and nodes.

• Power Users Welcome!
  • Provides standard cluster management commands such as logs, scaling, port-forwards, restarts…
  • Define your own command shortcuts for quick navigation via command aliases and hotkeys.
  • Plugin support to extend K9s to create your very own cluster commands.
  • Powerful filtering mode to allow user to drill down and view workload related resources.

• Error Zoom
  • Drill down directly to what’s wrong with your cluster’s resources.

• Skinnable and Customizable
  • Define your very own look and feel via K9s skins.
  • Customize/Arrange which columns to display on a per resource basis.

• Narrow or Wide?
  • Provides toggles to view minimal or full resource definitions

• MultiResources Views
  • Provides for an overview of your cluster resources via Pulses and XRay views.

• We’ve got your K8S RBAC!
  • Supports for viewing RBAC rules such as cluster/roles and their associated bindings.

Reverse lookup to asserts what a user/group or ServiceAccount can do on your clusters.

• Built-in Benchmarking
  • You can benchmark your HTTP services/pods directly from K9s to see how your application fare and adjust your resources request/limit accordingly.

• Resource Graph Traversals
  • K9s provides for easy traversal of Kubernetes resources and their associated resources.

If you dig this effort and feel K9s is improving your Kubernetes experience and productivity for you or your team, please join our sponsorship program! K9s is complex and and a lot of work, by clicking the Sponsor button you can help show your support and appreciation. Alternatively, just simply give us a shoot-out on social as these go a long way in keeping our batteries charged up!

Alternatively, if you dig K9s, please checkout K9sAlpha. The AlphaDog encompasses things you love about K9s with additional advanced features that will help you further improve your Kubernetes cluster management. K9sAlpha is a paid version of K9s and your contributions is what help us power both offerings. As you may know, K9s and K9sAlpha are not pimped out by big corporations with deep pockets, both projects chew up a lot of our free time, so if K9s improves your Kubernetes productivity for you or your company, please consider pitching back!

Homebrew on macOS

brew install k9s

=⇒ Downloading https://ghcr.io/v2/homebrew/core/k9s/manifests/0.26.7

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🍺 /usr/local/Cellar/k9s/0.26.7: 9 files, 68.5MB

=⇒ Running `brew cleanup k9s`…

Disable this behaviour by setting HOMEBREW_NO_INSTALL_CLEANUP.

Hide these hints with HOMEBREW_NO_ENV_HINTS (see `man brew`).

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iMac ~ % k9s version

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]] | brew_install_k9s | / _/ __ \______ | < \____ / ___/ | brew_install_k9s | \ / /\___ \ | ____ | n/a ---- [[k9s help

K9s is a K8S CLI to view and manage Kubernetes clusters.

Usage:

 k9s [flags]
 k9s [command]

Available Commands:

completion Generate the autocompletion script for the specified shell

 help        Help about any command
 info        Print configuration info
 version     Print version/build info

Flags:

 -A, --all-namespaces                 Launch K9s in all namespaces
     --as string                      Username to impersonate for the operation
     --as-group stringArray           Group to impersonate for the operation
     --certificate-authority string   Path to a cert file for the certificate authority
     --client-certificate string      Path to a client certificate file for TLS
     --client-key string              Path to a client key file for TLS
     --cluster string                 The name of the kubeconfig cluster to use
 -c, --command string                 Overrides the default resource to load when the application launches
     --context string                 The name of the kubeconfig context to use
     --crumbsless                     Turn K9s crumbs off
     --headless                       Turn K9s header off
 -h, --help                           help for k9s
     --insecure-skip-tls-verify       If true, the server's caCertFile will not be checked for validity
     --kubeconfig string              Path to the kubeconfig file to use for CLI requests
     --logFile string                 Specify the log file (default "/var/folders/jg/n46zk28s6178fggftfvqd0zr0000gn/T/k9s-bowman.log")
 -l, --logLevel string                Specify a log level (info, warn, debug, trace, error) (default "info")
     --logoless                       Turn K9s logo off
 -n, --namespace string               If present, the namespace scope for this CLI request
     --readonly                       Sets readOnly mode by overriding readOnly configuration setting
 -r, --refresh int                    Specify the default refresh rate as an integer (sec) (default 2)
     --request-timeout string         The length of time to wait before giving up on a single server request
     --screen-dump-dir string         Sets a path to a dir for a screen dumps
     --token string                   Bearer token for authentication to the API server
     --user string                    The name of the kubeconfig user to use
     --write                          Sets write mode by overriding the readOnly configuration setting

Use “k9s [command] –help” for more information about a command.

Homebrew on Linux

brew install k9s

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=⇒ Pouring k9s–0.32.5.x86_64_linux.bottle.tar.gz =⇒ Caveats Bash completion has been installed to:

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=⇒ Summary 🍺 /home/linuxbrew/.linuxbrew/Cellar/k9s/0.32.5: 10 files, 119.8MB =⇒ Running `brew cleanup k9s`… Disable this behaviour by setting HOMEBREW_NO_INSTALL_CLEANUP. Hide these hints with HOMEBREW_NO_ENV_HINTS (see `man brew`).