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2026-04-27 23:41
GitHub Actions linters compared - actionlint, ci-doctor, sherif, octoscan
Disclosure: I maintain ci-doctor. The comparison below describes each tool by what it documents and ships, not by my opinion of its authors. Run all four on the same workflow to see for yourself.
GitHub Actions YAML is small enough that one tool could in theory validate everything: syntax, secret hygiene, runner cost, supply-chain pinning, deprecated actions, untrusted inputs. In practice, the ...