plugin-development

Claude Code Plugin Marketplace Template

Create and distribute Claude Code plugins for your team or community. This GitHub template provides everything you need to build a plugin marketplace — from scaffolding and validation to CI/CD automation.

Why Use This Template?

• Skip the boilerplate — Pre-configured marketplace structure, plugin manifests, and GitHub Actions validation
• Full plugin development toolkit — Commands for scaffolding plugins, adding components (commands, skills, agents, hooks), and validating before release
• Team-ready distribution — Configure automatic marketplace installation for team projects
• Best practices built-in — Comprehensive documentation, examples, and guided workflows

What's Included

Component	Description
Marketplace Configuration	.claude-plugin/marketplace.json following the official schema
Plugin Development Toolkit	plugin-development plugin with 7 slash commands, a plugin-authoring skill for ambient guidance, and a reviewer agent
Example Plugin	hello-world plugin demonstrating proper structure and best practices
CI/CD Workflows	GitHub Actions for automated plugin validation on every push and PR
Documentation	Complete guides for plugins, hooks, settings, commands, skills, and sub-agents

Quick Start

1. Create Your Marketplace

Click "Use this template" on GitHub, then clone your new repository:

git clone https://github.com/your-org/your-marketplace-name.git
cd your-marketplace-name

2. Customize the Marketplace

Update .claude-plugin/marketplace.json with your organization details:

{
  "name": "my-team-marketplace",
  "owner": {
    "name": "Your Organization",
    "email": "team@your-org.com"
  },
  "metadata": {
    "description": "A curated collection of Claude Code plugins for our team",
    "version": "1.0.0"
  },
  "plugins": []
}

3. Install the Plugin Development Toolkit

# Start Claude Code
claude

# Add your local marketplace
/plugin marketplace add .

# Install the development toolkit
/plugin install plugin-development@my-team-marketplace

4. Create Your First Plugin

# Scaffold a new plugin
/plugin-development:init my-awesome-plugin

# Add components
/plugin-development:add-command my-command "Description of what it does"
/plugin-development:add-skill my-skill "Use when working with..."

# Validate before publishing
/plugin-development:validate

Plugin Development Commands

The plugin-development plugin provides these commands:

Command	Description
/plugin-development:init [name]	Scaffold a new plugin with standard structure
/plugin-development:add-command [name] [desc]	Add a new slash command
/plugin-development:add-skill [name] [desc]	Add a new skill with SKILL.md
/plugin-development:add-agent [name] [desc]	Add a new sub-agent
/plugin-development:add-hook [event] [matcher]	Add a hook configuration
/plugin-development:validate	Validate plugin structure and configuration
/plugin-development:test-local	Create dev marketplace for local testing

Repository Structure

├── .claude-plugin/
│   └── marketplace.json          # Marketplace configuration
├── .github/
│   └── workflows/
│       └── validate-plugins.yml  # CI/CD validation
├── docs/                         # Comprehensive documentation
│   ├── plugins.md                # Plugin development guide
│   ├── plugins-reference.md      # Technical specifications
│   ├── plugin-marketplaces.md    # Marketplace management
│   ├── hooks.md                  # Event-driven automation
│   ├── settings.md               # Configuration options
│   ├── slash-commands.md         # Command system reference
│   ├── skills.md                 # Agent skills guide
│   └── sub-agents.md             # Sub-agent system
└── plugins/
    ├── hello-world/              # Example plugin
    └── plugin-development/       # Development toolkit

Team Distribution

Configure automatic marketplace installation for your team by adding .claude/settings.json to your projects: