mcp-server-rubygems

What is mcp-server-rubygems?

mcp-server-rubygems is a Model Context Protocol server that fetches RubyGem metadata via the rubygems.org API. It provides tools for querying gem information, searching, listing versions, and exploring dependencies.

How to use mcp-server-rubygems?

Install dependencies with npm install, build with npm run build, then configure your MCP client (e.g., Claude Desktop) to run the built script /path/to/mcp-server-rubygems/build/index.js as a command. The server communicates over stdio.

Key features of mcp-server-rubygems

• Fetches detailed RubyGem information via the rubygems.org API
• Searches for gems matching a query string
• Lists all available versions of a specific gem
• Shows gems that depend on a specific RubyGem
• Retrieves all gems owned by a user or organization
• Lists owners of a specific RubyGem

Use cases of mcp-server-rubygems

• Querying gem metadata inside an MCP-compatible AI assistant
• Searching for gems by name or keyword during development
• Identifying reverse dependencies when planning gem updates
• Checking gem ownership for open-source projects
• Exploring gem version history before upgrading

FAQ from mcp-server-rubygems

What dependencies are required to run mcp-server-rubygems?

Node.js and npm are required. The server is built with npm install and npm run build.

How do I configure mcp-server-rubygems with an MCP client?

Add the build path to your client's MCP server configuration as a command. Example for Claude Desktop uses a JSON config file.

How can I debug mcp-server-rubygems?

Use the MCP Inspector by running npm run inspector, which provides a URL for browser-based debugging tools.

Does mcp-server-rubygems require authentication?

The README does not mention any authentication or API keys; it uses the public rubygems.org API.

What data transport does mcp-server-rubygems use?

The server communicates over stdio, as typical for MCP servers.