"Proton Mail" matching MCP servers:

Unofficial MCP server for Proton Mail (not affiliated with Proton AG) — send, read, search & organize email over SMTP/IMAP

Professional Proton Mail management with 20+ tools, advanced analytics, and seamless Proton Bridge integration.

Enables AI assistants to send, read, search, and organize Proton Mail email via SMTP and IMAP through the Model Context Protocol.

A safe-by-default MCP server that gives Claude access to your Proton Mail through Proton Mail Bridge's localhost IMAP/SMTP. Sending requires human approval and destructive operations are limited.

Enables AI assistants to send, read, search, and organize email from Proton Mail accounts via SMTP and IMAP.

An MCP server that reads, searches, organizes, and deletes Proton Mail through the local Proton Mail Bridge, with read-only mode and sender authentication checks. It cannot send mail.

Enables AI assistants to interact with a Proton Mail mailbox through Proton Bridge, supporting listing, searching, reading, sending, and organizing emails.

An MCP server that enables AI assistants to read and search Proton Mail messages through a locally running Proton Mail Bridge. It provides tools like list_folders, list_messages, search_messages, get_message, and get_attachment.

Enables AI assistants to read, organize, and send Proton Mail through the local Proton Bridge, with careful gating for sending and attachment access.

Enables AI assistants to read and search Proton Mail inbox through Proton Mail Bridge, providing tools to list mailboxes, list messages, search messages, and fetch full message bodies. Read-only, with secure certificate pinning.

Enables full Proton Mail management through the Model Context Protocol by connecting to a local Proton Mail Bridge instance. It allows users to list, search, read, send, and organize emails using natural language commands.

Enables MCP clients to read and search Proton Mail and create draft-only emails with attachments through the local Proton Mail Bridge, while requiring out-of-band human approval before a draft can be committed.

MCP server for reading and searching Proton Mail via Proton Mail Bridge, providing tools to list mailboxes, list/search messages, and get message details with TLS certificate pinning.

MCP server for the Proton privacy suite — Mail, Pass, Drive, Calendar, and VPN. 36 tools for Claude and other MCP-compatible AI agents.

Enables sending correctly threaded email replies through Proton Mail Bridge using SMTP with proper In-Reply-To and References headers, avoiding IMAP draft pitfalls.

Self-hosted MCP server that enables reading, sending, and automating Proton Mail via Bridge, with optional SimpleLogin alias management.

Provides read-only access to Proton Mail via MCP, enabling AI agents to list accounts/folders, search messages, and read emails using Proton Mail Bridge's local IMAP server.

Enables MCP clients to interact with Proton Mail through a self-hosted server that works alongside Proton Mail Bridge. It provides read-only mailbox tools such as listing folders, searching mail, and retrieving messages while keeping Bridge isolated from the network.

Provides read-only access to Proton Mail through the local Proton Bridge, enabling search, retrieval, and listing of messages, threads, folders, and attachments without any mutating capabilities.

Baryon connects MCP-compatible AI assistants to Proton Mail through a local bridge, enabling email search, reading, attachment handling, and draft creation while enforcing deliberate permission limits. It runs locally and cannot send, delete, or modify mail.