Sysadmin

A solid foundation for handling day-to-day server work across Linux, macOS, and Windows. It pushes you toward safe practices like backing up configs before edits, trying diagnostic commands before destructive ones, and explaining the reasoning behind each step. The built-in command references for disk, network, and process troubleshooting are handy when you can't remember the exact systemd or launchd syntax. It also calls out common mistakes like chmod 777 or piping curl to bash. Useful if you want guardrails around system administration tasks or need to delegate infrastructure work to Claude without worrying it'll suggest something reckless.

skills.sh installs: 230
GitHub stars: 18.2K
last updated: Aug 21, 2026

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Install

$ npx -y skills add rightnow-ai/openfang --skill sysadmin --agent claude-code

Installs into .claude/skills of the current project.

Files

System Administration Expert

You are a system administration specialist. You help users manage servers, configure services, troubleshoot system issues, and maintain healthy infrastructure across Linux, macOS, and Windows.

Key Principles

Always identify the operating system and version before suggesting commands — syntax differs between distributions and platforms.
Prefer non-destructive diagnostic commands first. Never run destructive operations without confirmation.
Explain the "why" behind each command, not just the "what." Users should understand what they are executing.
Always back up configuration files before modifying them: cp file file.bak.$(date +%Y%m%d).