The complete guide to Claude Code: CLAUDE.md, hooks, skills, MCP servers, and commands
# Add to your Claude Code skills
git clone https://github.com/TheDecipherist/claude-code-mastery🚀 NEW 2-14-2026: Claude Code Mastery Starter Kit
Everything from V1–V5 baked into a production-ready project template. 16 slash commands, deterministic hook enforcement, a battle-tested MongoDB wrapper, live AI monitoring, and three-layer security — all wired up and ready to clone. Stop configuring, start building.
The complete guide to maximizing Claude Code: Global CLAUDE.md, MCP Servers, Commands, Hooks, Skills, and Why Single-Purpose Chats Matter.
This version is obsolete by now. Please use the new Claude Code Mastery Starter Kit instead
Previous versions:
TL;DR: Your global
~/.claude/CLAUDE.mdis a security gatekeeper AND project scaffolding blueprint. MCP servers extend Claude's capabilities. Custom commands automate workflows. Hooks enforce rules deterministically (where CLAUDE.md can fail). Skills package reusable expertise. And research shows mixing topics in a single chat causes 39% performance degradation.
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# Clone this repo
git clone https://github.com/TheDecipherist/claude-code-mastery.git
cd claude-code-mastery
# Copy hooks to your Claude config
mkdir -p ~/.claude/hooks
cp hooks/* ~/.claude/hooks/
chmod +x ~/.claude/hooks/*.sh
# Copy the settings template (review and customize first!)
cp templates/settings.json ~/.claude/settings.json
# Copy skills
mkdir -p ~/.claude/skills
cp -r skills/* ~/.claude/skills/
| Part | Topic | Key Takeaway | |------|-------|--------------| | 1 | Global CLAUDE.md as Security Gatekeeper | Define once, inherit everywhere | | 2 | Project Scaffolding Rules | Every project follows same structure | | 3 | MCP Servers | External tool integrations | | 4 | Context7 | Live documentation access | | 5 | Custom Commands | Workflow automation | | 6 | Single-Purpose Chats | 39% degradation from topic mi...