Description:
Static checker for GitHub Actions workflow files
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Type: Formula
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Latest Version: 1.7.9@0
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Tracked Since: Dec 17, 2025
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Links:
Homepage |
formulae.brew.sh
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Category: Devops
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Tags:
github-actions
ci-cd
linting
devops
static-analysis
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Install:
brew install actionlint
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About:
Actionlint is a static analysis tool specifically designed to validate GitHub Actions workflow files. It detects common errors, syntax issues, and anti-patterns in YAML configurations before they are pushed to a repository. This helps developers maintain reliable CI/CD pipelines and avoid runtime failures.
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Key Features:
- Real-time syntax and semantic validation
- Checks for common workflow configuration mistakes
- Supports reusable workflows and composite actions
- Fast performance written in Go
- Configurable via command line flags
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Use Cases:
- Pre-commit hook validation for GitHub Actions workflows
- CI pipeline linting to ensure workflow correctness
- Automated code review for workflow changes
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Alternatives:
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act
– Actionlint focuses on static validation, while act runs workflows locally for testing
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yamllint
– Yamllint checks general YAML syntax, while actionlint understands GitHub Actions specific schema
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License: MIT
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Dependencies: shellcheck
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Bottles available for: arm64_tahoe, arm64_sequoia, arm64_sonoma, sonoma, arm64_linux, x86_64_linux
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