Koskamo

Packwright MCP

A local-first Model Context Protocol server that allows agents to safely create, inspect, validate, test, and package Minecraft Java Edition datapacks and paired resource packs. It provides structured tools for guarded datapack creation, resource editing, vanilla-backed validation using Minecraft's real dispatcher, and deterministic ZIP builds without requiring unrestricted filesystem or shell access.

Package and access

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

Packwright MCP logo, by rithwikbabuCommunity listingLocal stdioSource reviewed; not executedPublished by rithwikbabu
Vendor documentation

What you can do with it

  • Create and validate Minecraft Java datapacks
  • Inspect datapacks and lookup resources
  • Package paired datapack and resource packs
  • Run vanilla GameTest execution

Source and maintenance

Community listingRegistry 0.5.0
Maintenance checked

Packages and installation

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

@rithwikbabu/packwright-mcp 0.5.0

npm
@rithwikbabu/packwright-mcp package definition
{
  "version": "0.5.0",
  "transport": "stdio",
  "identifier": "@rithwikbabu/packwright-mcp",
  "registryType": "npm",
  "environmentVariables": [
    {
      "name": "PACKWRIGHT_WORKSPACE",
      "format": "string",
      "isRequired": true,
      "description": "Absolute path containing datapacks and optional sibling resource packs Packwright may access."
    },
    {
      "name": "PACKWRIGHT_JAVA",
      "format": "string",
      "description": "Optional Java 25 executable used for setup, vanilla command validation, builds, GameTest runs, and official-client visual capture."
    },
    {
      "name": "PACKWRIGHT_CACHE_DIR",
      "format": "string",
      "description": "Optional absolute path for verified Minecraft artifacts, visual generation runs, client-capture evidence, and local reference data."
    },
    {
      "name": "PACKWRIGHT_READ_ONLY",
      "format": "string",
      "description": "Set to true to disable MCP tools that write to the workspace."
    },
    {
      "name": "PACKWRIGHT_OFFLINE",
      "format": "string",
      "description": "Set to true to prohibit network access, including explicit version setup."
    },
    {
      "name": "PACKWRIGHT_SPYGLASS_COMMAND",
      "format": "string",
      "description": "Optional command for an independently installed and trusted Spyglass executable."
    }
  ]
}

Tools

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

No tool definitions available.

Connect from your client

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

This server is operated by the named third party. Listing and endpoint checks are not an endorsement or a security audit. Review the operator's permissions, terms, and data handling before connecting. How listings are checked and corrected.

Cursor

Merge this local stdio configuration, replace every placeholder environment value, and restart Cursor. Koskamo has not executed this package.
Cursor configuration
{
  "mcpServers": {
    "packwright-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@rithwikbabu/packwright-mcp@0.5.0"
      ],
      "env": {
        "PACKWRIGHT_WORKSPACE": "<YOUR_PACKWRIGHT_WORKSPACE>",
        "PACKWRIGHT_JAVA": "<YOUR_PACKWRIGHT_JAVA>",
        "PACKWRIGHT_CACHE_DIR": "<YOUR_PACKWRIGHT_CACHE_DIR>",
        "PACKWRIGHT_READ_ONLY": "<YOUR_PACKWRIGHT_READ_ONLY>",
        "PACKWRIGHT_OFFLINE": "<YOUR_PACKWRIGHT_OFFLINE>",
        "PACKWRIGHT_SPYGLASS_COMMAND": "<YOUR_PACKWRIGHT_SPYGLASS_COMMAND>"
      }
    }
  }
}

Cline

Merge this local stdio configuration, replace every placeholder environment value, and restart Cline. Koskamo has not executed this package.
Cline configuration
{
  "mcpServers": {
    "packwright-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@rithwikbabu/packwright-mcp@0.5.0"
      ],
      "env": {
        "PACKWRIGHT_WORKSPACE": "<YOUR_PACKWRIGHT_WORKSPACE>",
        "PACKWRIGHT_JAVA": "<YOUR_PACKWRIGHT_JAVA>",
        "PACKWRIGHT_CACHE_DIR": "<YOUR_PACKWRIGHT_CACHE_DIR>",
        "PACKWRIGHT_READ_ONLY": "<YOUR_PACKWRIGHT_READ_ONLY>",
        "PACKWRIGHT_OFFLINE": "<YOUR_PACKWRIGHT_OFFLINE>",
        "PACKWRIGHT_SPYGLASS_COMMAND": "<YOUR_PACKWRIGHT_SPYGLASS_COMMAND>"
      }
    }
  }
}

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": {
    "packwright-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@rithwikbabu/packwright-mcp@0.5.0"
      ],
      "env": {
        "PACKWRIGHT_WORKSPACE": "<YOUR_PACKWRIGHT_WORKSPACE>",
        "PACKWRIGHT_JAVA": "<YOUR_PACKWRIGHT_JAVA>",
        "PACKWRIGHT_CACHE_DIR": "<YOUR_PACKWRIGHT_CACHE_DIR>",
        "PACKWRIGHT_READ_ONLY": "<YOUR_PACKWRIGHT_READ_ONLY>",
        "PACKWRIGHT_OFFLINE": "<YOUR_PACKWRIGHT_OFFLINE>",
        "PACKWRIGHT_SPYGLASS_COMMAND": "<YOUR_PACKWRIGHT_SPYGLASS_COMMAND>"
      }
    }
  }
}

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": {
    "packwright-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@rithwikbabu/packwright-mcp@0.5.0"
      ],
      "env": {
        "PACKWRIGHT_WORKSPACE": "<YOUR_PACKWRIGHT_WORKSPACE>",
        "PACKWRIGHT_JAVA": "<YOUR_PACKWRIGHT_JAVA>",
        "PACKWRIGHT_CACHE_DIR": "<YOUR_PACKWRIGHT_CACHE_DIR>",
        "PACKWRIGHT_READ_ONLY": "<YOUR_PACKWRIGHT_READ_ONLY>",
        "PACKWRIGHT_OFFLINE": "<YOUR_PACKWRIGHT_OFFLINE>",
        "PACKWRIGHT_SPYGLASS_COMMAND": "<YOUR_PACKWRIGHT_SPYGLASS_COMMAND>"
      }
    }
  }
}

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