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ext-apps vs filesystem

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

ext-apps
by modelcontextprotocol
filesystem
by modelcontextprotocol
Stars★ 2,263★ 85,748
30d uses
Score5877
Official
Categories
Developer ToolsAI / LLM ToolsProductivity
File SystemDeveloper ToolsProductivity
LanguageTypeScriptTypeScript
Last committhis monththis month

ext-apps · Summary

MCP Apps SDK for building interactive UI components that render inline in AI chat clients.

filesystem · Summary

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

ext-apps · Use cases

  • Building interactive data visualizations for AI analysis tools
  • Creating design canvases and collaborative whiteboards within chat interfaces
  • Developing complex forms and configuration UIs for specialized applications

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

ext-apps · Install

Installation

npm install -S @modelcontextprotocol/ext-apps

For Claude Desktop, add to your config.json:

{
  "mcpServers": {
    "mcp-apps": {
      "command": "npx",
      "args": ["@modelcontextprotocol/ext-apps"]
    }
  }
}

[Quickstart Guide](https://apps.extensions.modelcontextprotocol.io/api/documents/Quickstart.html)

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.

Comparison generated from public README + GitHub signals. Last updated automatically.