Lilly Tech Systems
Claude Code CLI Plugins
Extend Claude Code beyond its defaults with hooks, MCP servers, custom tools, and IDE integrations. Build a fully customized AI development environment tailored to your workflow.
What You'll Learn
From basic hooks to advanced MCP server integration, master every extension point in Claude Code.
Hooks System
Run shell commands automatically on events like preToolUse, postToolUse, afterMessage, and notification.
MCP Servers
Connect Claude Code to external tools and services using the Model Context Protocol (MCP).
Custom Tools
Create specialized tools for your workflow: database queries, API integrations, deployment automation.
IDE Integration
Use Claude Code inside VS Code, JetBrains, Neovim, and tmux for seamless development experiences.
Course Lessons
Follow the lessons in order or jump to any topic.
1. Introduction
Overview of Claude Code's extension points: hooks, MCP servers, custom commands, and IDE integrations.
2. Hooks System
Configure hooks for auto-formatting, linting, notifications, logging, and custom validation on Claude Code events.
3. MCP Server Integration
Add MCP servers for filesystem, database, GitHub, Slack, and web search access. Multi-server setup and debugging.
4. Custom Tools
Create specialized tools using MCP. Build database query tools, API integrations, and deployment automation.
5. IDE Extensions
Claude Code in VS Code, JetBrains, Neovim, and tmux. Configuration, shortcuts, and productivity tips.
6. Best Practices
Plugin architecture, security, performance, team sharing, debugging, and maintaining plugins across updates.
Prerequisites
- Claude Code CLI installed and configured
- Familiarity with Claude Code basics (see Claude Code CLI course)
- Basic understanding of JSON configuration
- Node.js installed (for MCP server examples)