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everything vs mcp-nixos

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

everything
by modelcontextprotocol
mcp-nixos
by utensils
Stars★ 85,748★ 639
30d uses
Score7754
Official
Categories
Developer ToolsAI / LLM ToolsOther
Developer ToolsAI / LLM ToolsKnowledge Graph
LanguageTypeScriptPython
Last committhis monththis month

everything · Summary

Official MCP test server exercising all protocol features for client builders.

mcp-nixos · Summary

MCP-NixOS provides real-time NixOS package, option, and documentation data to prevent AI hallucinations.

everything · Use cases

  • Testing MCP client implementations against all protocol features
  • Learning MCP protocol capabilities through a reference server
  • Validating client compatibility with different transport methods

mcp-nixos · Use cases

  • AI assistants providing accurate NixOS package and configuration information
  • NixOS system administrators querying package options and documentation
  • Developers working with Nix who need instant access to package metadata and version history

everything · Install

NPX (recommended)

{
  "mcpServers": {
    "everything": {
      "command": "npx",
      "args": ["-y", "@modelcontextprotocol/server-everything"]
    }
  }
}

On Windows, use cmd /c:

{
  "mcpServers": {
    "everything": {
      "command": "cmd",
      "args": ["/c", "npx", "-y", "@modelcontextprotocol/server-everything"]
    }
  }
}

Docker

{
  "mcpServers": {
    "everything": {
      "command": "docker",
      "args": ["run", "-i", "--rm", "mcp/everything"]
    }
  }
}

Global install

npm install -g @modelcontextprotocol/server-everything@latest
npx @modelcontextprotocol/server-everything

mcp-nixos · Install

Installation

**You DON'T need Nix installed.** This runs anywhere Python runs.

# Run directly (no install)
uvx mcp-nixos

# Or install
pip install mcp-nixos

For Nix users:

nix run github:utensils/mcp-nixos
nix profile install github:utensils/mcp-nixos

Claude Desktop Configuration

Add to your claude_desktop_config.json:

{
  "mcpServers": {
    "nixos": {
      "command": "uvx",
      "args": ["mcp-nixos"]
    }
  }
}
Comparison generated from public README + GitHub signals. Last updated automatically.