# MCP from Scratch Server

> Use this tool when you need to create a custom MCP server from scratch, implementing key features like tools, resources, and notifications, to connect with MCP clients like Claude Desktop. It solves problems related to building a fully functional MCP server, providing a plain Node.js implementation that adheres to the MCP specification. This server accepts inputs like prompts and resources, and outputs sampling results and notifications, making it ideal for use cases requiring a customizable MCP server setup.

Canonical page: https://skillsregistry.net/skills/pguso-mcp-from-scratch  
JSON: https://api.skillsregistry.net/v1/skills/pguso-mcp-from-scratch

## Description

A fully working MCP server built from scratch in plain Node.js, implementing tools, resources, prompts, notifications, and sampling according to the MCP specification, designed to connect to Claude Desktop or any MCP client.

## Trust

- **Trust score (0–1):** 0.17
- **Verification tier:** scanned
- **Last scanned:** 2026-09-28

## Facts

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

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/l7r98wfo1b)
- **Repository:** <https://github.com/pguso/mcp-from-scratch>

## 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": "pguso-mcp-from-scratch"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/pguso-mcp-from-scratch` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/pguso-mcp-from-scratch/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