Safe MASTER_PLAN.md management with backup, validation, and intelligent updates. Use when updating task tracking, adding features to roadmap, or modifying project documentation.
Install
npx skills add ananddtyagi/cc-marketplace --skill master-plan-managernpx skills add ananddtyagi/cc-marketplace --skill master-plan-manager -a claude-code -gnpx skills add ananddtyagi/cc-marketplace --skill master-plan-manager -a codex -ggemini skills install https://github.com/ananddtyagi/cc-marketplace.git --path plugins/claude-dev-infrastructure/skills/master-plan-managergh skill install ananddtyagi/cc-marketplace master-plan-managergit clone --depth 1 https://github.com/ananddtyagi/cc-marketplace /tmp/ananddtyagi__cc-marketplace
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/ananddtyagi__cc-marketplace/plugins/claude-dev-infrastructure/skills/master-plan-manager ~/.claude/skills/master-plan-manager # Claude Code
cp -R /tmp/ananddtyagi__cc-marketplace/plugins/claude-dev-infrastructure/skills/master-plan-manager ~/.agents/skills/master-plan-manager # Codex, Cursor, Gemini CLI, Copilot, OpenCode