# mcp-nix

> Use this tool when you need to manage and configure packages, systems, and environments across various Nix ecosystem tools, such as Nixpkgs, NixOS, and Home Manager. It solves problems related to package management, system configuration, and reproducibility, providing a unified interface for inputs like package definitions and configuration files, and outputs like installed packages and configured systems. Use mcp-nix in contexts where reproducible and declarative configuration is crucial, such as development, deployment, and system administration.

Canonical page: https://skillsregistry.net/skills/felixdorn-mcp-nix  
JSON: https://api.skillsregistry.net/v1/skills/felixdorn-mcp-nix

## Description

Access the Nix ecosystem (Nixpkgs, NixOS, Home Manager, nix-darwin, nixvim, nixhub...)

## Trust

- **Trust score (0–1):** 0.89
- **Verification tier:** verified
- **Last scanned:** 2026-09-28

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** other
- **Updated:** 2026-09-28

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/o5dta0knyp)
- **Repository:** <https://github.com/felixdorn/mcp-nix>

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "felixdorn-mcp-nix"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/felixdorn-mcp-nix` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/felixdorn-mcp-nix/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt