MCP Servers

skill-ninja-mcp-server

Search, install, and manage AI agent skills (SKILL.md files) from GitHub repositories. Features workspace analysis for personalized recommendations and supports 140+ pre-indexed skills.

README

Skill Ninja MCP Server 🥷

日本語版 README

An MCP (Model Context Protocol) server for searching, installing, and managing AI Agent Skills.

Works with MCP-compatible clients like Claude Desktop, Cursor, and VS Code.

Features

🔍 Search skills by keyword from 140+ pre-indexed skills
📥 Install skills to workspace (.github/skills/)
📋 List installed skills
💡 Get personalized recommendations based on workspace analysis
🌐 Search GitHub for new skills
➕ Add new skill sources

Installation

npm install -g skill-ninja-mcp-server

Or run directly with npx:

npx skill-ninja-mcp-server

Configuration

Claude Desktop

~/.claude/claude_desktop_config.json:

{
  "mcpServers": {
    "skill-ninja": {
      "command": "npx",
      "args": ["skill-ninja-mcp-server"]
    }
  }
}

VS Code (mcp.json)

%APPDATA%\Code\User\mcp.json:

{
  "servers": {
    "skill-ninja": {
      "command": "npx",
      "args": ["skill-ninja-mcp-server"]
    }
  }
}

Environment Variables

Variable	Description	Default
`GITHUB_TOKEN`	GitHub API token (for rate limits)	None
`SKILL_NINJA_INDEX_DIR`	Index storage directory	`~/.skill-ninja`
`LANG`	Language setting (e.g., `ja_JP`)	System default

Available Tools

Tool	Description
`skillNinja_search`	Search skills by keyword
`skillNinja_install`	Install a skill to workspace
`skillNinja_uninstall`	Uninstall a skill
`skillNinja_list`	List installed skills
`skillNinja_recommend`	Get popular skill recommendations
`skillNinja_updateIndex`	Update the skill index
`skillNinja_webSearch`	Search skills on GitHub
`skillNinja_addSource`	Add a new skill source
`skillNinja_localize`	Translate skill descriptions

Usage Examples

💬 "Find Azure-related skills"
   → Calls skillNinja_search

💬 "Install the bicep-mcp skill"
   → Installs via skillNinja_install

💬 "Search GitHub for MCP servers"
   → Searches via skillNinja_webSearch

Development

# Clone
git clone https://github.com/aktsmm/skill-ninja-mcp-server
cd skill-ninja-mcp-server

# Install dependencies
npm install

# Build
npm run build

# Watch mode
npm run dev

License

MIT

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