Complete PowerShell expertise system across ALL platforms (Windows/Linux/macOS). PROACTIVELY activate for: (1) ANY PowerShell task (scripts/modules/cmdlets), (2) CI/CD automation (GitHub Actions/Azure DevOps/Bitbucket), (3) Cross-platform scripting, (4) Module discovery and management (PSGallery), (5) Azure/AWS/Microsoft 365 automation, (6) Script debugging and optimization, (7) Best practices…
Install
npx skills add JosiahSiegel/claude-plugin-marketplace --skill powershell-masternpx skills add JosiahSiegel/claude-plugin-marketplace --skill powershell-master -a claude-code -gnpx skills add JosiahSiegel/claude-plugin-marketplace --skill powershell-master -a codex -ggemini skills install https://github.com/JosiahSiegel/claude-plugin-marketplace.git --path plugins/powershell-master/skills/powershell-mastergh skill install JosiahSiegel/claude-plugin-marketplace powershell-mastergit clone --depth 1 https://github.com/JosiahSiegel/claude-plugin-marketplace /tmp/JosiahSiegel__claude-plugin-marketplace
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/JosiahSiegel__claude-plugin-marketplace/plugins/powershell-master/skills/powershell-master ~/.claude/skills/powershell-master # Claude Code
cp -R /tmp/JosiahSiegel__claude-plugin-marketplace/plugins/powershell-master/skills/powershell-master ~/.agents/skills/powershell-master # Codex, Cursor, Gemini CLI, Copilot, OpenCode