diff --git a/pages/common/shellcheck.md b/pages/common/shellcheck.md
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+# shellcheck
+
+> Shell script static analysis tool.
+
+- Check a shell script:
+
+`shellcheck {{file.sh}}`
+
+- Override script's shebang:
+
+`shellcheck --shell {{sh|bash|ksh}} {{file.sh}}`
+
+- Ignore certain errors:
+
+`shellcheck --exclude {{SC1009}} {{file.sh}}`
+
+- Ignore multiple errors:
+
+`shellcheck --exclude {{SC1009,SC1073}} {{file.sh}}`