Thunderbird MCP

Item: Thunderbird MCP
Rating: 74
Author: M8ven

Enables AI agents to control Thunderbird directly, including mail, folders, contacts, calendar, filters, and settings, through its own internals.

→ U-C4N/Thunderbird-MCP · listed on glama

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// key findings

✅

No credential exfiltration, no sensitive file access, no obfuscation

Static analysis found nothing flowing your secrets to unexpected places.

✅

Open source with a license and README

Anyone can audit the code, the license is declared, and the publisher documents what it does.

// required environment variables

This server reads these from process.env. You'll be asked to provide them before it can run.

configTBMCP_THUNDERBIRD

configProgramFiles

configTBMCP_PROFILE

configTBMCP_NO_AUTOSTART

configTBMCP_DEBUG— 1 turns on verbose logging to stderr. The add-on logs to Thunderbird's

configCODEX_HOME

configXDG_CONFIG_HOME

configTBMCP_TOOLSETS

configTBMCP_SEND

configTBMCP_TIMEOUT

configTBMCP_TOOLS

configXDG_STATE_HOME

// full audit trail

The full breakdown of what we checked, the deductions that landed, the network hosts, the dependency advisories, and concrete fix guidance is available to verified publishers.

// improvement guidance — verified publishers only

We have 2 concrete improvements we can share with the publisher of this MCP. Each comes with specific guidance to raise the trust score.

// embed badge in your README

[![M8ven Score](https://m8ven.ai/badge/mcp/u-c4n-thunderbird-mcp-j7zhiy)](https://m8ven.ai/mcp/u-c4n-thunderbird-mcp-j7zhiy)

commit: 88e910e00c2c5814518c15236435b898c1661e4a

code hash: f00049d2f2bbce963b7c9c2a64f3ba2f802383ef17be338f11f769ead3d69244

verified: 7/30/2026, 9:07:33 AM

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