Dev error explainers

Offline, deterministic cause and fix for Node, npm, Next.js, CORS and Postgres URL errors.

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Install

Run it directly:

npx -y dev-error-explainers

Or add it to your client config (Claude Desktop claude_desktop_config.json, Cursor .cursor/mcp.json):

{
  "mcpServers": {
    "dev-error-explainers": {
      "command": "npx",
      "args": [
        "-y",
        "dev-error-explainers"
      ]
    }
  }
}

Generated from the package metadata in the official MCP Registry. MCP Morning does not run or test servers; check required environment variables in the project README.

Alternatives