Docker vs JavaScript vs composite actions

This sheet compares Docker container action, JavaScript action, Composite action.

CriterionDocker container actionJavaScript actionComposite action
PlatformLinux runners only, hosted or self-hostedLinux, macOS and WindowsWherever the steps it calls can run

The verdict, the full comparison, 5 rules and 2 traps are part of GH-200 access. Unlock GH-200.