Calibre-Web MCP Server

io.github.ni-c/calibreweb-mcp

Repository Registry

What is the Calibre-Web MCP server?

Read-only MCP server for Calibre-Web: library search, browsing and covers via the OPDS feed

How to install Calibre-Web

Copy-paste configuration for popular MCP clients.

transport: stdio

Config generated by PluginBench — verify against the source before use.

Environment / auth

CALIBRE_WEB_URL
required
Root URL of the Calibre-Web instance, e.g. https://books.example.com
CALIBRE_WEB_USERNAME
Username of the Calibre-Web account (web login); leave unset together with the password for anonymous-browsing instances
CALIBRE_WEB_PASSWORD
secret
Password of that account (web login password)
CALIBRE_WEB_INSECURE_TLS
Set to true to accept self-signed certificates (scoped to the configured host)
CALIBRE_WEB_ALLOW_TOOLS
Comma-separated tool names or list_* prefixes to register; 'essential' selects a curated preset (default: all tools)
CALIBRE_WEB_DENY_TOOLS
Comma-separated tool names or list_* prefixes to remove from whatever CALIBRE_WEB_ALLOW_TOOLS left

~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "calibreweb-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "calibreweb-mcp"
      ],
      "env": {
        "CALIBRE_WEB_URL": "<YOUR_CALIBRE_WEB_URL>",
        "CALIBRE_WEB_USERNAME": "<YOUR_CALIBRE_WEB_USERNAME>",
        "CALIBRE_WEB_PASSWORD": "<YOUR_CALIBRE_WEB_PASSWORD>",
        "CALIBRE_WEB_INSECURE_TLS": "<YOUR_CALIBRE_WEB_INSECURE_TLS>",
        "CALIBRE_WEB_ALLOW_TOOLS": "<YOUR_CALIBRE_WEB_ALLOW_TOOLS>",
        "CALIBRE_WEB_DENY_TOOLS": "<YOUR_CALIBRE_WEB_DENY_TOOLS>"
      }
    }
  }
}