Best Thunderbird MCP Servers
Thunderbird is a free and open-source email client, personal information manager, and calendar application developed by the Mozilla Foundation.
Why this server?
Offers email rendering analysis and compatibility previews for the Thunderbird email client.
AlicenseAqualityCmaintenanceMCP server for email compatibility analysis. Analyze, preview, diff, and fix HTML emails across 15 email clients — plus capture real screenshots and create shareable links with an optional API key.Last updated9856MITWhy this server?
Emulates Mozilla Thunderbird client for IMAP compatibility with email providers, specifically to solve authentication issues with 163 email.
FlicenseBqualityDmaintenanceA Model Context Protocol service for comprehensive email management that supports multiple email providers, with complete functionality for viewing, organizing, and batch processing emails.Last updated10Why this server?
Provides tools for searching and reading Thunderbird emails, including full-text search, retrieving threads, messages, folders, accounts, and stats, using Thunderbird's local index without requiring IMAP credentials.
Alicense-qualityCmaintenanceEnables searching and reading Thunderbird emails locally through MCP, using the mail client's own index for offline, credential-free access.Last updatedMITWhy this server?
Exposes Thunderbird's email capabilities as machine-readable API tools, allowing AI agents to interact with email data while Thunderbird manages all IMAP/SMTP credentials and account state.
Alicense-qualityDmaintenanceGive AI agents full read/write email access through Mozilla Thunderbird. Zero credentials touch the agent — all IMAP/SMTP stays in Thunderbird. 12 MCP tools, 38 CLI commands, signed Thunderbird 128+ extension. Tested at 22 accounts / 249k messages.Last updated2926MITWhy this server?
Provides integrated email reading and sending capabilities by accessing Thunderbird's local mail store and auto-discovering account configurations, allowing management of Thunderbird email accounts.
Alicense-qualityCmaintenanceReads and searches Thunderbird mail from local mbox files and sends mail via SMTP using auto-discovered identities, filing copies in Thunderbird's Sent folder.Last updatedMITWhy this server?
Centralizes Thunderbird email operations as MCP tools: read, send, draft, search, attachments.
Flicense-qualityCmaintenanceCentralizes Thunderbird email operations as MCP tools: read, send, draft, search, attachments.Last updatedWhy this server?
Provides tools for searching and reading emails, managing contacts, listing calendars, and composing/replying to messages through Thunderbird's local API. Compose operations open a review window before sending.
Flicense-qualityAmaintenanceEnables interaction with Thunderbird email client to search and read emails, manage contacts, list calendars, and draft messages with pre-filled content through a local HTTP bridge.Last updated233Why this server?
Allows managing emails, calendars, contacts, notes, and tasks within Thunderbird across multiple email accounts.
Flicense-qualityAmaintenanceLocal MCP server for Thunderbird: read, search, and send emails and manage calendars, contacts, notes, and tasks across every mailbox (Gmail, Outlook, IMAP). Runs on your machine and talks to your Thunderbird locally — reads are open, writes are gated behind ATBRIDGE_ALLOW_WRITES.Last updatedWhy this server?
Provides AI agents with access to Thunderbird email, contacts, and calendars, enabling operations like searching messages, reading email content, sending/composing mail, searching contacts, and listing calendars.
Flicense-qualityDmaintenanceEnables AI agents to access Thunderbird email, contacts, and calendars through the Model Context Protocol, with tools for searching, reading, composing, and managing messages.Last updated3