What is the key difference between Code Index and Apple Mail MCP?

Code Index belongs to the Developer Tools category with local stdio execution, while Apple Mail MCP belongs to the Developer Tools category with local stdio execution.

How do I install Code Index or Apple Mail MCP in Claude Desktop or Cursor?

Copy the mcpServers JSON configuration snippet provided on this page into your claude_desktop_config.json or ~/.cursor/mcp.json file and restart your AI client.

Are Code Index and Apple Mail MCP free or paid?

Code Index operates under a Free / Open Source model (No auth required). Apple Mail MCP operates under a Free / Open Source model (No auth required).

Which MCP server has more tools and community activity?

Code Index lists 5 tools with 0 views and 7 GitHub stars. Apple Mail MCP lists 0 tools with 0 views and 23 GitHub stars.

Can I use both Code Index and Apple Mail MCP together in the same MCP host?

Yes! MCP hosts like Claude Desktop, Cursor, Windsurf, Cline, and VS Code support configuring multiple servers under the mcpServers object simultaneously.

Side-by-Side Model Context Protocol Comparison

Code Index vs Apple Mail MCP

In-depth architectural comparison of the Code Index and Apple Mail MCP MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.

At a Glance & Executive Verdict

Code Index

Developer Tools · Local stdio

Quality: 41/100 (Fair) | Auth: No auth required

Apple Mail MCP

Developer Tools · Local stdio

Quality: 48/100 (Fair) | Auth: No auth required

Verdict Summary: Choose Code Index if you need specialized Developer Tools tools running via a local process. Choose Apple Mail MCP if your workspace requires Developer Tools integration with local subprocess execution. Both servers can be configured concurrently in your client's mcpServers manifest.

Which MCP Server Should You Choose?

Choose Code Index when:

You need dedicated capabilities in the Developer Tools domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: No auth required (Free / Open Source).
Primary tools included: index_directory, search_code, list_indexes.

Explore Code Index Details

Choose Apple Mail MCP when:

You need dedicated capabilities in the Developer Tools domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: No auth required (Free / Open Source).

Explore Apple Mail MCP Details

Feature & Specification Comparison

Specification	C Code Index Developer Tools	A Apple Mail MCP Developer Tools
Summary	Fast local source code searching using Zoekt trigram-based indexing	Fast local Apple Mail MCP: indexed search, full-text bodies, verified sends, triage. macOS.
Category & Scope	Developer Tools	Developer Tools
Quality signal

Tools & Capabilities Breakdown

Code Index Tools (5)

index_directory

Index a source code directory for fast searching.

search_code

Search for code across indexed directories. Returns compact grep-like output to minimize context window usage.

list_indexes

List all indexed directories and their locations.

delete_index

Delete the index for a specific directory.

index_info

Get information about the indexing configuration, including storage location.

Apple Mail MCP Tools (0)

No explicit tool names declared in metadata yet. Check project README on main listing page.

Ready-to-Paste Client Configurations

Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).

Code Index Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "code-index-3": {
      "command": "npx",
      "args": [
        "-y",
        "code-index-3"
      ]
    }
  }
}

Apple Mail MCP Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "apple-mail-mcp-2": {
      "command": "uvx",
      "args": [
        "install"
      ]
    }
  }
}

Frequently Asked Questions

Code Index is categorized under Developer Tools and uses a local stdio subprocess. In contrast, Apple Mail MCP belongs to Developer Tools using local stdio subprocess. Select Code Index when you need capabilities focused on developer tools and Apple Mail MCP when you require tools for developer tools.

More alternatives to Code Index More alternatives to Apple Mail MCP Developer Tools category hub Canonical compare URL