ShellCheck

shellcheck.net Linux Apps AppOpen source

ShellCheck statically analyzes shell scripts to find bugs, according to its project page.

shellcheck.net
ShellCheck homepage screenshot

About ShellCheck

ShellCheck is an open source static analysis tool that automatically finds bugs in shell scripts. Visitors can paste a script into the on-page editor to see analysis output, or install it locally with cabal, apt, dnf, pkg or brew.

Pricing is not clearly stated.

Key features

  • Warn about sh portability when shebang says sh
  • Detect some higher level semantic problems
  • Detect many different kinds of quoting issues
  • Supported as an integrated linter in major editors
  • Available in CodeClimate, Codacy and CodeFactor to auto-check GitHub repos

ShellCheck at a glance

Type
App
Pricing
Not confirmed. Check the site
Platforms
Linux, Web
Details verified
Oct 22, 2026 · Official source
Open source
Yes · Source code
Last checked
Oct 5, 2026 · Online when checked
Listed
Oct 5, 2026

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