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filesystem vs action_mcp

Side-by-side comparison to help you pick between these two MCP servers.

filesystem
by modelcontextprotocol
action_mcp
by seuros
Stars★ 85,748★ 113
30d uses
Score7747
Official
Categories
File SystemDeveloper ToolsProductivity
Developer ToolsAI / LLM ToolsOps & Infra
LanguageTypeScriptRuby
Last committhis monththis month

filesystem · Summary

A feature-rich MCP server for filesystem operations with dynamic directory access control.

action_mcp · Summary

A Ruby gem that provides MCP server capabilities to Rails applications with robust production-ready network-based deployments.

filesystem · Use cases

  • Enable AI models to read and write project files during development
  • Allow Claude or other MCP clients to browse and analyze codebases
  • Provide secure sandboxed access to specific directories for content generation

action_mcp · Use cases

  • Building MCP servers for Rails applications that need to expose data and functionality to AI systems
  • Creating production-ready MCP integrations that require robust network-based connections
  • Developing custom MCP tools and prompts for Ruby/Rails applications with consent management and structured output

filesystem · Install

Installation

Using NPX

{
  "mcpServers": {
    "filesystem": {
      "command": "npx",
      "args": [
        "-y",
        "@modelcontextprotocol/server-filesystem",
        "/path/to/allowed/directory"
      ]
    }
  }
}

Using Docker

{
  "mcpServers": {
    "filesystem": {
      "command": "docker",
      "args": [
        "run",
        "-i",
        "--rm",
        "--mount", "type=bind,src=/path/to/allowed/dir,dst=/projects/allowed/dir",
        "mcp/filesystem",
        "/projects"
      ]
    }
  }
}

VS Code Extension

Click the installation buttons in the README to install directly in VS Code.

action_mcp · Install

Installation

Add ActionMCP to your Gemfile:

# Add gem to your Gemfile
$ bundle add actionmcp

# Install dependencies
bundle install

# Copy migrations from the engine
bin/rails action_mcp:install:migrations

# Generate base classes and configuration
bin/rails generate action_mcp:install

# Create necessary database tables
bin/rails db:migrate

Configuration

ActionMCP supports network-based MCP connections. To connect with Claude Desktop, add this to your config/mcp.yml:

development:
  servers:
    - name: action_mcp
      command: ["bundle", "exec", "rails", "server"]
      args: []
      env: {}

And in Claude Desktop configuration:

{
  "mcpServers": {
    "action_mcp": {
      "command": "ruby",
      "args": ["-e", "require 'action_mcp'; ActionMCP.start"]
    }
  }
}
Comparison generated from public README + GitHub signals. Last updated automatically.