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Claude Code Plugin Creator
claude-plugin-creator
Claude Code plugin creation guide. Use when creating new plugins, adding commands/skills/hooks/MCP servers to plugins, or setting up marketplace distribution. Triggers on "create plugin", "add command", "add skill", "add hook", "plugin structure".
SKILL.md
Full skill instructions
Claude Code Plugin Creator
Guide for creating Claude Code plugins with correct structure and components.
Plugin Structure
my-plugin/
├── .claude-plugin/
│ └── plugin.json # Required: Plugin metadata
├── commands/ # Optional: Slash commands
│ └── my-command.md
├── skills/ # Optional: Agent skills
│ └── my-skill/
│ └── SKILL.md
├── hooks/ # Optional: Event handlers
│ └── hooks.json
└── .mcp.json # Optional: MCP servers
Quick Start
1. Create Plugin Directory
mkdir -p my-plugin/.claude-plugin
2. Create plugin.json
{
"name": "my-plugin",
"description": "Plugin description",
"version": "1.0.0",
"author": { "name": "Your Name" }
}
3. Add Components
- Commands: See commands.md
- Skills: See skills.md
- Hooks: See hooks.md
- MCP Servers: See mcp.md
Adding to Marketplace
For this repository, add plugin to .claude-plugin/marketplace.json:
{
"plugins": [
{
"name": "my-plugin",
"source": "./my-plugin",
"description": "Plugin description"
}
]
}
Validation
Run validation script before committing:
./validate-plugin.sh my-plugin
Component Reference
| Component | Location | Format | Trigger |
|---|---|---|---|
| Commands | commands/*.md | Markdown + frontmatter | User: /command |
| Skills | skills/*/SKILL.md | Markdown + frontmatter | Auto (context) |
| Hooks | hooks/hooks.json | JSON | Events |
| MCP | .mcp.json | JSON | Auto |
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