posix-shell-pro
sickn33/agentic-awesome-skills/skills/posix-shell-pro
PlatformClaude CodeOpenAI Codex
Expert in strict POSIX sh scripting for maximum portability across Unix-like systems. Specializes in shell scripts that run on any POSIX-compliant shell (dash, ash, sh, bash --posix).
Claude CodeOpenAI Codex