mcp-rb-template

An MCP Server exposing open Emacs buffers as Resources

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Overview

mcp-emacs-buffers is an MCP Server that exposes open Emacs buffers as Resources, allowing developers to interact with Emacs buffers programmatically.

To use mcp-emacs-buffers, set up the MCP server and connect to it using your preferred client to access and manipulate Emacs buffers.

Exposes Emacs buffers as resources for easy access. - Allows programmatic interaction with Emacs buffers. - Supports multiple clients connecting to the server.

Integrating Emacs with other applications for enhanced productivity.
Automating tasks in Emacs through external scripts.
Building custom tools that leverage Emacs' powerful editing capabilities.

Add to your AI client

Use these steps to connect mcp-rb-template in Cursor, Claude, VS Code, and other MCP-compatible apps. The same JSON appears in the Use with menu above for one-click copy.

Cursor

Add this to your .cursor/mcp.json file in your project root, then restart Cursor.

.cursor/mcp.json

{
  "mcpServers": {
    "mcp-emacs-buffers-kfischer-okarin": {
      "command": "npx",
      "args": [
        "-y",
        "@modelcontextprotocol/server-mcp-emacs-buffers-kfischer-okarin"
      ]
    }
  }
}

Claude Desktop

Add this server entry to the mcpServers object in your Claude Desktop config, then restart the app.

~/Library/Application Support/Claude/claude_desktop_config.json (macOS) or %APPDATA%\Claude\claude_desktop_config.json (Windows)

{
  "mcpServers": {
    "mcp-emacs-buffers-kfischer-okarin": {
      "command": "npx",
      "args": [
        "-y",
        "@modelcontextprotocol/server-mcp-emacs-buffers-kfischer-okarin"
      ]
    }
  }
}

Claude Code

Add this to your project's .mcp.json file. Claude Code will detect it automatically.

.mcp.json (project root)

{
  "mcpServers": {
    "mcp-emacs-buffers-kfischer-okarin": {
      "command": "npx",
      "args": [
        "-y",
        "@modelcontextprotocol/server-mcp-emacs-buffers-kfischer-okarin"
      ]
    }
  }
}

VS Code (Copilot)

Add this to your .vscode/mcp.json file. Requires the GitHub Copilot extension with MCP support enabled.

.vscode/mcp.json

{
  "servers": {
    "mcp-emacs-buffers-kfischer-okarin": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@modelcontextprotocol/server-mcp-emacs-buffers-kfischer-okarin"
      ]
    }
  }
}

Windsurf

Add this to your Windsurf MCP config file, then restart Windsurf.

~/.codeium/windsurf/mcp_config.json

{
  "mcpServers": {
    "mcp-emacs-buffers-kfischer-okarin": {
      "command": "npx",
      "args": [
        "-y",
        "@modelcontextprotocol/server-mcp-emacs-buffers-kfischer-okarin"
      ]
    }
  }
}

Cline

Open Cline settings, navigate to MCP Servers, and add this server configuration.

Cline MCP Settings (via UI)

{
  "mcpServers": {
    "mcp-emacs-buffers-kfischer-okarin": {
      "command": "npx",
      "args": [
        "-y",
        "@modelcontextprotocol/server-mcp-emacs-buffers-kfischer-okarin"
      ]
    }
  }
}

Developer tools