<img class="logo" src="shellcheck.svg" alt="ShellCheck logo, a looking glass studying a snail's shell" /> ShellCheck is a static analysis and linting tool for sh/bash scripts. It's mainly focused on handling typical beginner and intermediate level syntax errors and pitfalls where the shell just gives a cryptic error message or strange behavior, but it also reports on a few more advanced issues where corner cases can cause delayed failures. Haskell source code is available on GitHub! Go to ShellCheck.net to copy-paste a shell script and get immediate, automatic feedback! The online version is always synced against the latest git commit. If you download and compile the source code, you get a pretty terminal frontend! With cabal installed, you can also install the latest stable release with cabal install shellcheck ShellCheck can output gcc style error messages and che...