ShellCheck


finds bugs in your shell scripts.
You can cabal, apt, dnf, pkg or brew install it locally right now.
Paste a script to try it out:
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Your Editor (Ace – loading 800kb of JS)
 
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ShellCheck Output
If you paste a script in the editor above, this window will show shellcheck output.

ShellCheck is...

A special thanks to the GitHub Sponsors: benliddicott, and BashSupport Pro per1234WhitewaterFoundryreap2sow1