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filesystem vs mcp4k

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

filesystem
by modelcontextprotocol
mcp4k
by ondrsh
Stars★ 85,748★ 69
30d uses
Score7746
Official
Categories
File SystemDeveloper ToolsProductivity
Developer ToolsAI / LLM Tools
LanguageTypeScriptKotlin
Last committhis month1 mo ago

filesystem · Summary

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

mcp4k · Summary

Kotlin Multiplatform framework for building MCP clients and servers with compile-time type safety.

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

mcp4k · Use cases

  • Building Kotlin-based MCP servers for custom tools
  • Creating Kotlin clients to interact with MCP servers
  • Developing cross-platform MCP applications using Kotlin Multiplatform

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.

mcp4k · Install

Installation

Add mcp4k to your build:

plugins {
  kotlin("multiplatform") version "2.3.21" // or kotlin("jvm")
  kotlin("plugin.serialization") version "2.3.21"

  id("sh.ondr.mcp4k") version "0.4.10" // <-- Add this
}

Usage in Claude Desktop

Add to your claude_desktop_config.json:

{
  "mcpServers": {
    "mcp4k-example": {
      "command": "java",
      "args": ["-jar", "path/to/your/mcp4k-server.jar"]
    }
  }
}
Comparison generated from public README + GitHub signals. Last updated automatically.