# Ultimate 64

> Use this tool when you need to automate and control real Commodore 64 hardware, solving problems like uploading and executing retro code, managing vintage disk images, and streaming audio/video from C64 devices. It provides 37 specialized tools with a REST API interface, accepting inputs like PRG files and D64 disk images, and producing outputs like executed code and streamed media. Ideal for retro computing enthusiasts, game developers, and educators seeking to bridge modern workflows with vintage computing hardware.

Canonical page: https://skillsregistry.net/skills/martijn-devrev-ultimate64  
JSON: https://api.skillsregistry.net/v1/skills/martijn-devrev-ultimate64

## Description

Controls real Commodore 64 hardware through the Ultimate 64/II+ REST API, bridging modern workflows with vintage computing hardware. Provides 37 specialized tools for operations like uploading and executing PRG files, mounting D64 disk images, reading/writing C64 memory addresses, controlling virtual disk drives, and streaming video/audio from Ultimate 64 devices. Supports both local STDIO mode for desktop clients and optional self-hosted deployment via Server-Sent Events, making it valuable for retro computing enthusiasts, game developers, and educators who want to automate C64 operations or create interactive vintage computing experiences.

## Trust

- **Trust score (0–1):** 0.63
- **Verification tier:** scanned
- **Last scanned:** 2026-09-02

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** devops-ci
- **Updated:** 2026-09-02

## Source

- **Source listing:** [PulseMCP](https://www.pulsemcp.com/servers/martijn-devrev-ultimate64)
- **Repository:** <https://github.com/martijn-devrev/ultimate64mcp>

## 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": "martijn-devrev-ultimate64"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/martijn-devrev-ultimate64` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/martijn-devrev-ultimate64/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