actionlint

Install command:
brew install actionlint

Static checker for GitHub Actions workflow files

https://rhysd.github.io/actionlint/

License: MIT

Development: Pull requests

Formula JSON API: /api/formula/actionlint.json

Formula code: actionlint.rb on GitHub

Bottle (binary package) installation support provided for:

macOS on
Apple Silicon
golden gate ✅
tahoe ✅
sequoia ✅
sonoma ✅
macOS on
Intel
sonoma ✅
Linux ARM64 ✅
x86_64 ✅

Current versions:

stable ✅ 1.7.12
head ⚡️ HEAD

Depends on:

shellcheck 0.11.0 Static analysis and lint tool, for (ba)sh scripts

Depends on when building from source:

go 1.27.4 Open source programming language to build simple/reliable/efficient software
ronn 0.7.3 Builds manuals - the opposite of roff

Binaries: actionlint

GitHub Packages downloads:

Last 30 days176,487
Downloads1,647,011
Analytics install events (30 days)26,499
Downloads / install events (30 days)6.7×

Source: GitHub Packages, fetched 2026-11-14T00:21:06Z. Analytics dates: 2026-10-15 to 2026-11-14. Totals exclude downloads from Bintray before the migration to GitHub Packages. Downloads and install attempts measure different things; the difference does not count analytics opt-outs. Definitions and limitations.

Analytics:

30 days90 days365 days
Installs26,48559,165211,435
Installs (--HEAD)1447115
Installs on Request26,48759,164211,403
Installs on Request (--HEAD)1447115
Build Errors12