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C64 Bridge MCP

C64 Bridge is an MCP server that allows AI agents to control Commodore 64 hardware (Ultimate, Ultimate 64, U2) or the VICE emulator. It enables running BASIC and assembly programs, reading/writing memory, rendering graphics, playing SID sound, and managing disk/printer workflows through grouped tools like c64_program and c64_memory.

Package and access

Local package with source-attributed installation metadata. Koskamo does not execute packages during review.

C64 Bridge MCP logo, by chrisgleissnerCommunity listingLocal stdioSource reviewed; not executedPublished by chrisgleissner
You need:Install Node.js 24+ and npm
Vendor documentation

Checks and signals

Each line is separate evidence, not a trust score.

  • Popularity 41 GitHub stars

What you can do with it

  • Run BASIC and 6510 assembly programs on C64 hardware or VICE
  • Read and write memory including screen polling
  • Render graphics and play SID music
  • Manage disk, file, and printer workflows

Source and maintenance

Community listingRegistry 1.0.6GPL-2.0
mcp-registry: io.github.chrisgleissner/c64bridge@1.0.6Source repositoryProject website
Last repository push
Latest release
1.0.6
Maintenance checked

Packages and installation

Source-provided package data. Koskamo has not executed or live-probed this package.

c64bridge 1.0.6

npm
c64bridge package definition
{
  "version": "1.0.6",
  "transport": "stdio",
  "identifier": "c64bridge",
  "registryType": "npm",
  "environmentVariables": [
    {
      "name": "LOG_LEVEL",
      "format": "string",
      "choices": [
        "debug",
        "info",
        "warn",
        "error"
      ],
      "default": "info",
      "description": "Logger verbosity."
    },
    {
      "name": "C64BRIDGE_CONFIG",
      "format": "filepath",
      "default": "~/.c64bridge.json",
      "description": "Path to the C64 Bridge configuration file."
    },
    {
      "name": "C64_MODE",
      "format": "string",
      "choices": [
        "c64u",
        "vice"
      ],
      "default": "c64u",
      "description": "Active backend."
    },
    {
      "name": "C64U_HOST",
      "format": "string",
      "default": "c64u",
      "description": "Ultimate 64 host name or IP address."
    },
    {
      "name": "C64U_PORT",
      "format": "number",
      "default": "80",
      "description": "Ultimate 64 REST port."
    },
    {
      "name": "C64U_PASSWORD",
      "format": "string",
      "description": "Ultimate 64 network password sent as X-Password."
    },
    {
      "name": "VICE_BINARY",
      "format": "string",
      "default": "x64sc",
      "description": "VICE emulator binary to launch."
    },
    {
      "name": "VICE_VISIBLE",
      "format": "boolean",
      "default": "true",
      "description": "Launch VICE with a visible window when possible."
    },
    {
      "name": "VICE_WARP",
      "format": "boolean",
      "default": "false",
      "description": "Enable VICE warp mode."
    },
    {
      "name": "GITHUB_TOKEN",
      "format": "string",
      "description": "GitHub token for optional RAG discovery against GitHub."
    }
  ]
}

Tools

Reported by the attributed source; not independently observed by Koskamo.

No tool definitions available.

Maintenance history

Public check and source-refresh events. Editorial and ownership records remain private.

  • · repository · passed · metadata changed · updated
  • · backfill · recorded · Pre-expansion baseline; unobserved rich metadata remains unknown

Connect from your client

Each snippet configures the same source-provided package; replace placeholders before use.

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Cursor

Merge this local stdio configuration, replace every placeholder environment value, and restart Cursor. Koskamo has not executed this package.
Cursor configuration
{
  "mcpServers": {
    "c64-bridge-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "c64bridge@1.0.6"
      ],
      "env": {
        "LOG_LEVEL": "<YOUR_LOG_LEVEL>",
        "C64BRIDGE_CONFIG": "<YOUR_C64BRIDGE_CONFIG>",
        "C64_MODE": "<YOUR_C64_MODE>",
        "C64U_HOST": "<YOUR_C64U_HOST>",
        "C64U_PORT": "<YOUR_C64U_PORT>",
        "C64U_PASSWORD": "<YOUR_C64U_PASSWORD>",
        "VICE_BINARY": "<YOUR_VICE_BINARY>",
        "VICE_VISIBLE": "<YOUR_VICE_VISIBLE>",
        "VICE_WARP": "<YOUR_VICE_WARP>",
        "GITHUB_TOKEN": "<YOUR_GITHUB_TOKEN>"
      }
    }
  }
}

Cline

Merge this local stdio configuration, replace every placeholder environment value, and restart Cline. Koskamo has not executed this package.
Cline configuration
{
  "mcpServers": {
    "c64-bridge-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "c64bridge@1.0.6"
      ],
      "env": {
        "LOG_LEVEL": "<YOUR_LOG_LEVEL>",
        "C64BRIDGE_CONFIG": "<YOUR_C64BRIDGE_CONFIG>",
        "C64_MODE": "<YOUR_C64_MODE>",
        "C64U_HOST": "<YOUR_C64U_HOST>",
        "C64U_PORT": "<YOUR_C64U_PORT>",
        "C64U_PASSWORD": "<YOUR_C64U_PASSWORD>",
        "VICE_BINARY": "<YOUR_VICE_BINARY>",
        "VICE_VISIBLE": "<YOUR_VICE_VISIBLE>",
        "VICE_WARP": "<YOUR_VICE_WARP>",
        "GITHUB_TOKEN": "<YOUR_GITHUB_TOKEN>"
      }
    }
  }
}

VS Code

Merge this local stdio configuration, replace every placeholder environment value, and restart VS Code. Koskamo has not executed this package.
VS Code configuration
{
  "servers": {
    "c64-bridge-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "c64bridge@1.0.6"
      ],
      "env": {
        "LOG_LEVEL": "<YOUR_LOG_LEVEL>",
        "C64BRIDGE_CONFIG": "<YOUR_C64BRIDGE_CONFIG>",
        "C64_MODE": "<YOUR_C64_MODE>",
        "C64U_HOST": "<YOUR_C64U_HOST>",
        "C64U_PORT": "<YOUR_C64U_PORT>",
        "C64U_PASSWORD": "<YOUR_C64U_PASSWORD>",
        "VICE_BINARY": "<YOUR_VICE_BINARY>",
        "VICE_VISIBLE": "<YOUR_VICE_VISIBLE>",
        "VICE_WARP": "<YOUR_VICE_WARP>",
        "GITHUB_TOKEN": "<YOUR_GITHUB_TOKEN>"
      }
    }
  }
}

Claude Desktop

Merge this local stdio configuration, replace every placeholder environment value, and restart Claude Desktop. Koskamo has not executed this package.
Claude Desktop configuration
{
  "mcpServers": {
    "c64-bridge-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "c64bridge@1.0.6"
      ],
      "env": {
        "LOG_LEVEL": "<YOUR_LOG_LEVEL>",
        "C64BRIDGE_CONFIG": "<YOUR_C64BRIDGE_CONFIG>",
        "C64_MODE": "<YOUR_C64_MODE>",
        "C64U_HOST": "<YOUR_C64U_HOST>",
        "C64U_PORT": "<YOUR_C64U_PORT>",
        "C64U_PASSWORD": "<YOUR_C64U_PASSWORD>",
        "VICE_BINARY": "<YOUR_VICE_BINARY>",
        "VICE_VISIBLE": "<YOUR_VICE_VISIBLE>",
        "VICE_WARP": "<YOUR_VICE_WARP>",
        "GITHUB_TOKEN": "<YOUR_GITHUB_TOKEN>"
      }
    }
  }
}

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