k8s-switch

A lightweight CLI tool to quickly switch between multiple Kubernetes configurations and optionally launch k9s.

Features

• 📂 Interactive Selection: List and select kubeconfigs from your ~/.kube/config.d/ directory.
• 🔄 Auto-Update: Automatically overwrites your active ~/.kube/config with the selected file.
• 🐕 k9s Integration: Launch k9s immediately using your newly selected configuration.
• ⚡ Fast & Simple: Built with Go, Cobra, and Promptui for a smooth terminal experience.

Installation

From Source

Ensure you have Go installed (version 1.25 or later).

git clone https://github.com/tuplle/k8s-switch.git
cd k8s-switch
make install

This will install the k8s-switch binary into your $GOPATH/bin.

Setup

Place your various Kubernetes configuration files into the following directory: ~/.kube/config.d/

Example:

~/.kube/conf.d/
├── prod-cluster.yaml
├── staging-cluster.yaml
└── dev-local.conf

Usage

Simply run the command to start the interactive prompt:

k8s-switch

Options

Flag	Shorthand	Description
--k9s	-9	Launch k9s with the selected configuration
--k9s-only		Only launch k9s with the selected configuration. It does not copy the config to .kube/config
--verbose	-v	Enable verbose output
--help	-h	Show help message

Examples

Switch config and open k9s:

k8s-switch -9

License

This project is licensed under the Apache 2.0 License - see the LICENSE.txt file for details.