Is it suitable for CI/CD pipelines?

Absolutely. The validator is designed to be integrated into pre-commit hooks and automated workflows to maintain script quality across development teams.

How does it handle security risks?

It scans for dangerous patterns like unquoted variables, command injection vectors, and unsafe use of the eval command, offering secure coding alternatives.

Can it help convert Bash scripts to POSIX sh?

Yes, it identifies 'bashisms' (features unique to Bash) and provides POSIX-compliant alternatives to ensure script portability.

Does it support shells like Zsh or Fish?

It primarily focuses on Bash and POSIX sh, but it can detect shebangs for Zsh, Ksh, and Dash to apply relevant ShellCheck rules where supported.

Does this skill require ShellCheck to be installed?

While it works best with ShellCheck installed locally or via the included Python wrapper, the skill can still perform basic syntax and custom security checks without it.

Bash Script Validator

Name: Bash Script Validator
Author: akin-ozer

byakin-ozer

•

Deployment & DevOps

Validates, lints, and optimizes Bash and POSIX shell scripts to ensure security, performance, and cross-platform compatibility.

The Bash Script Validator is a comprehensive toolkit designed to improve the reliability and security of shell scripts by providing automated syntax checking, static analysis via ShellCheck, and deep security auditing. It intelligently distinguishes between Bash and POSIX sh environments to apply context-aware rules, helping developers identify 'bashisms,' unsafe command patterns, and inefficient text-processing pipelines. By combining automated validation with an extensive library of best practices for tools like grep, awk, and sed, this skill empowers Claude to perform professional-grade code reviews and provide actionable, production-ready optimizations for any shell-based automation.

Key Features

01Deep static analysis integration with ShellCheck for syntax and style errors

02Automatic shell detection (Bash vs. POSIX sh) based on shebang analysis

03Performance optimization for loops, pipelines, and subshell usage

04Extensive reference library for shell-specific syntax and text-processing utilities

0566 GitHub stars

06Security vulnerability scanning for command injection and unsafe eval usage

Use Cases

01Ensuring POSIX compliance when porting scripts to restrictive environments

02Auditing automation scripts for security vulnerabilities and performance bottlenecks

03Automating code reviews for CI/CD pipelines and infrastructure-as-code scripts

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add akin-ozer/cc-devops-skills bash-script-validator

For use in Claude.ai and ChatGPT

Download Skill