ko
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Description:
Build and deploy Go applications on Kubernetes
Type: Formula  |  Latest Version: 0.18.1@0  |  Tracked Since: Dec 13, 2025
Links: Homepage  |  formulae.brew.sh
Category: Devops
Tags: kubernetes golang devops containerization ci-cd
Install: brew install ko
About:
Ko is a simple, fast tool for building and deploying Go applications to Kubernetes. It automatically builds container images from Go source code without requiring Dockerfiles. The tool then pushes these images to a registry and generates YAML manifests with precise image references, streamlining the entire deployment workflow.
Key Features:
  • Dockerfile-less builds for Go applications
  • Automatic container image creation and registry pushing
  • Reproducible builds and deterministic image references
  • Seamless integration with Kubernetes manifests
Use Cases:
  • Streamlining CI/CD pipelines for Go-based microservices
  • Simplifying containerization for development teams
  • Deploying Go applications to Kubernetes clusters
Alternatives:
  • Docker Buildx – Requires Dockerfiles and manual manifest management, whereas Ko is Go-specific and automates manifest generation.
  • Skaffold – A broader development loop tool with more configuration overhead; Ko focuses narrowly on the build-and-publish step.
Version History
Detected Version Rev Change Commit
Dec 25, 2025 7:59pm 0.18.1 0 VERSION_BUMP ee8164a6
Dec 13, 2025 5:04pm 0 VERSION_BUMP 723aca38
Sep 11, 2025 6:08pm 0 VERSION_BUMP aeb317ab