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Compare servers	Thunderbird MCP
Purpose	MCP server that drives a local Thunderbird - mail, folders, contacts, calendar, filters and settings - from Claude Code, Codex and any other MCP client. 112 tools, Python.
Authentication (maintainer declared)	Unknown
Public launch command	Project-specific setup
Configuration source	Public install instructions
Observed tools	Unknown
Last complete tool check	Unknown
License	MIT
	Open setup

A complete tool check lists tools; it does not exercise them or certify security.