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C64 Bridge

L0· runs locally

MCP server for Commodore 64 Ultimate hardware and VICE emulator control.

v1.0.6 · active · repository · website · descriptor JSON · versions

Runs on your machine: something must execute the package.Only local packages are published (npm, PyPI, OCI, …). The registry never executes them, so tools are unknown until you run it.
Quality–not scored
Trust96of 100
Packages1
Tools seen0

Connect

8 clients · secrets stay placeholders
{
  "mcpServers": {
    "c64bridge": {
      "command": "npx",
      "args": [
        "-y",
        "[email protected]"
      ],
      "env": {
        "LOG_LEVEL": "info",
        "C64BRIDGE_CONFIG": "~/.c64bridge.json",
        "C64_MODE": "c64u",
        "C64U_HOST": "c64u",
        "C64U_PORT": "80",
        "C64U_PASSWORD": "${C64U_PASSWORD}",
        "VICE_BINARY": "x64sc",
        "VICE_VISIBLE": "true",
        "VICE_WARP": "false",
        "GITHUB_TOKEN": "${GITHUB_TOKEN}"
      }
    }
  }
}
claude mcp add c64bridge -e "LOG_LEVEL=info" -e "C64BRIDGE_CONFIG=~/.c64bridge.json" -e "C64_MODE=c64u" -e "C64U_HOST=c64u" -e "C64U_PORT=80" -e "C64U_PASSWORD=${C64U_PASSWORD}" -e "VICE_BINARY=x64sc" -e "VICE_VISIBLE=true" -e "VICE_WARP=false" -e "GITHUB_TOKEN=${GITHUB_TOKEN}" -- npx -y [email protected]
[mcp_servers.c64bridge]
command = "npx"
args = ["-y", "[email protected]"]
env = { "LOG_LEVEL" = "info", "C64BRIDGE_CONFIG" = "~/.c64bridge.json", "C64_MODE" = "c64u", "C64U_HOST" = "c64u", "C64U_PORT" = "80", "C64U_PASSWORD" = "${C64U_PASSWORD}", "VICE_BINARY" = "x64sc", "VICE_VISIBLE" = "true", "VICE_WARP" = "false", "GITHUB_TOKEN" = "${GITHUB_TOKEN}" }

{
  "$schema": "https://opencode.ai/config.json",
  "mcp": {
    "c64bridge": {
      "type": "local",
      "command": [
        "npx",
        "-y",
        "[email protected]"
      ],
      "enabled": true,
      "environment": {
        "LOG_LEVEL": "info",
        "C64BRIDGE_CONFIG": "~/.c64bridge.json",
        "C64_MODE": "c64u",
        "C64U_HOST": "c64u",
        "C64U_PORT": "80",
        "C64U_PASSWORD": "{env:C64U_PASSWORD}",
        "VICE_BINARY": "x64sc",
        "VICE_VISIBLE": "true",
        "VICE_WARP": "false",
        "GITHUB_TOKEN": "{env:GITHUB_TOKEN}"
      }
    }
  }
}
{
  "mcpServers": {
    "c64bridge": {
      "command": "npx",
      "args": [
        "-y",
        "[email protected]"
      ],
      "env": {
        "LOG_LEVEL": "info",
        "C64BRIDGE_CONFIG": "~/.c64bridge.json",
        "C64_MODE": "c64u",
        "C64U_HOST": "c64u",
        "C64U_PORT": "80",
        "C64U_PASSWORD": "${C64U_PASSWORD}",
        "VICE_BINARY": "x64sc",
        "VICE_VISIBLE": "true",
        "VICE_WARP": "false",
        "GITHUB_TOKEN": "${GITHUB_TOKEN}"
      }
    }
  },
  "deeplink": "cursor://anysphere.cursor-deeplink/mcp/install?name=c64bridge&config=eyJjb21tYW5kIjoibnB4IiwiYXJncyI6WyIteSIsImM2NGJyaWRnZUAxLjAuNiJdLCJlbnYiOnsiTE9HX0xFVkVMIjoiaW5mbyIsIkM2NEJSSURHRV9DT05GSUciOiJ%2BLy5jNjRicmlkZ2UuanNvbiIsIkM2NF9NT0RFIjoiYzY0dSIsIkM2NFVfSE9TVCI6ImM2NHUiLCJDNjRVX1BPUlQiOiI4MCIsIkM2NFVfUEFTU1dPUkQiOiIke0M2NFVfUEFTU1dPUkR9IiwiVklDRV9CSU5BUlkiOiJ4NjRzYyIsIlZJQ0VfVklTSUJMRSI6InRydWUiLCJWSUNFX1dBUlAiOiJmYWxzZSIsIkdJVEhVQl9UT0tFTiI6IiR7R0lUSFVCX1RPS0VOfSJ9fQ%3D%3D"
}
{
  "servers": {
    "c64bridge": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "[email protected]"
      ],
      "env": {
        "LOG_LEVEL": "info",
        "C64BRIDGE_CONFIG": "~/.c64bridge.json",
        "C64_MODE": "c64u",
        "C64U_HOST": "c64u",
        "C64U_PORT": "80",
        "C64U_PASSWORD": "${C64U_PASSWORD}",
        "VICE_BINARY": "x64sc",
        "VICE_VISIBLE": "true",
        "VICE_WARP": "false",
        "GITHUB_TOKEN": "${GITHUB_TOKEN}"
      }
    }
  }
}
{
  "mcpServers": {
    "c64bridge": {
      "command": "npx",
      "args": [
        "-y",
        "[email protected]"
      ],
      "env": {
        "LOG_LEVEL": "info",
        "C64BRIDGE_CONFIG": "~/.c64bridge.json",
        "C64_MODE": "c64u",
        "C64U_HOST": "c64u",
        "C64U_PORT": "80",
        "C64U_PASSWORD": "${C64U_PASSWORD}",
        "VICE_BINARY": "x64sc",
        "VICE_VISIBLE": "true",
        "VICE_WARP": "false",
        "GITHUB_TOKEN": "${GITHUB_TOKEN}"
      }
    }
  }
}
extensions:
  "c64bridge":
    enabled: true
    name: "c64bridge"
    type: stdio
    cmd: "npx"
    args:
      - "-y"
      - "[email protected]"
    envs:
      "LOG_LEVEL": "info"
      "C64BRIDGE_CONFIG": "~/.c64bridge.json"
      "C64_MODE": "c64u"
      "C64U_HOST": "c64u"
      "C64U_PORT": "80"
      "C64U_PASSWORD": "${C64U_PASSWORD}"
      "VICE_BINARY": "x64sc"
      "VICE_VISIBLE": "true"
      "VICE_WARP": "false"
      "GITHUB_TOKEN": "${GITHUB_TOKEN}"
    timeout: 300

Placeholders to fill from your own secret store: ${C64U_PASSWORD}, ${GITHUB_TOKEN}. The registry never accepts secret values.

This is a local package: the command runs on your machine.

Quality – / 100not scored

Not scored: fewer than three checks apply, usually because no remote answered a credential-free probe or the server is a local package.

protocoln/a · weight 25
  • n/a
    protocol.modern, protocol.stateless, protocol.transport, protocol.list_ttlno remote answered a protocol handshake (not probed yet, unreachable, or local-only)
authorizationn/a · weight 15
  • n/a
    auth.prm, auth.as_metadata, auth.cimdno remote uses OAuth
  • n/a
    auth.secret_in_urlno templated URL
tool hygienen/a · weight 30
  • n/a
    tools.descriptions, tools.description_length, tools.schemas, tools.annotations, tools.directory_hints, tools.token_cost, tools.api_dumptool list unknown (behind auth, not probed, or empty)
stabilityn/a · weight 15
  • n/a
    stability.changes, stability.rug_pulltool list unknown
dependenciesn/a · weight 15
  • n/a
    deps.known_vulns, deps.mcp_sdk_version, deps.resolvabledeps.dev does not know [email protected]

Tool list unknown · checked 2026-10-20 11:08 UTC

Tool changes

No tool definition changes recorded. A server's first observation is its baseline; later probes record what changes.

Checks run on what our credential-free, read-only probes observe; tools are never called and no code audit is performed. How it is computed.

Trust 96 / 100

provenance90
livenessn/a
freshness100
hygiene100

+repository +namespace-matches-repo +website ~liveness-unmeasured +updated-5d-ago

Derived from observable signals (official registry feed and our own credential-free probes); no code audit performed. How it is computed.

Dependencies

[email protected] npmthis version is not known to the dependency resolver

Dependency graphs from deps.dev; advisories from OSV.dev, including the GitHub Advisory Database and the PyPI Advisory Database; all CC BY 4.0. The graph is what a clean install of this version resolves today; nothing was installed or run. How it is checked.

Endpoints

packageregistryversionruntimesecrets
c64bridgenpm1.0.6–C64U_PASSWORD, GITHUB_TOKEN

Tools (0)

No tools observed. Local packages are never executed by the registry.

Schemas: list_tools.

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Official server.json
{
  "name": "io.github.chrisgleissner/c64bridge",
  "title": "C64 Bridge",
  "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
  "version": "1.0.6",
  "packages": [
    {
      "version": "1.0.6",
      "transport": {
        "type": "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",
          "isSecret": true,
          "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",
          "isSecret": true,
          "description": "GitHub token for optional RAG discovery against GitHub."
        }
      ]
    }
  ],
  "repository": {
    "url": "https://github.com/chrisgleissner/c64bridge",
    "source": "github"
  },
  "websiteUrl": "https://github.com/chrisgleissner/c64bridge",
  "description": "MCP server for Commodore 64 Ultimate hardware and VICE emulator control."
}