Can it help me write portable scripts?

Absolutely. It can distinguish between Bash-specific features and POSIX-compliant syntax, ensuring your scripts run reliably across different Unix-like distributions.

How does it improve script security?

The skill applies security hardening patterns such as input validation, quoting best practices to prevent injection, and ShellCheck-based auditing to catch vulnerabilities early.

What safety settings does it recommend?

It proactively implements 'set -euo pipefail' and 'IFS=$'\n\t'' to ensure scripts fail fast on errors, handle undefined variables, and avoid dangerous word splitting.

Does this skill work on Windows systems?

Yes, it is specifically optimized for Windows environments, including Git Bash and WSL, and automatically enforces the use of backslashes for file paths as required by Claude Code tools on Windows.

Will it automatically create documentation for my scripts?

It prioritizes updating existing README.md files to keep repositories clean, only creating new documentation files if you explicitly request them.

Bash Scripting Master

Name: Bash Scripting Master
Author: JosiahSiegel

byJosiahSiegel

•

Deployment & DevOps

Develops, audits, and optimizes professional-grade shell scripts with a focus on cross-platform portability, security hardening, and industry best practices.

Bash Scripting Master is an expert-level utility that empowers Claude to create production-ready automation for any environment. It enforces strict compliance with the Google Shell Style Guide and ShellCheck validation while ensuring scripts are portable across Linux, macOS, and Windows (Git Bash/WSL). By implementing robust error handling with patterns like 'set -euo pipefail' and providing specialized handling for Windows file paths, this skill eliminates the common pitfalls of shell scripting, making it ideal for DevOps engineers and developers building CI/CD pipelines, system utilities, or containerized automation.

Key Features

01Automated ShellCheck validation to detect logic errors and security vulnerabilities.

02Advanced error handling implementation including traps and 'fail-fast' configurations.

031 GitHub stars

04Cross-platform compatibility handling for Linux, macOS, and Windows Git Bash.

05Google Shell Style Guide compliance for maintainable and standardized code.

06Integration with BATS (Bash Automated Testing System) for reliable script verification.

Use Cases

01Automating complex DevOps pipelines and CI/CD deployment workflows.

02Converting manual command sequences into robust, reusable system automation scripts.

03Refactoring legacy shell scripts for better security, POSIX compliance, and performance.

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add josiahsiegel/claude-code-marketplace bash-master

For use in Claude.ai and ChatGPT

Download Skill