"Super User" matching MCP servers:

Enables searching, reading full conversations, and sending email across multiple IMAP/SMTP mailboxes from any MCP client, with multi-user support and per-user API tokens.

Multi-user Gmail MCP server that enables sending/receiving emails, managing accounts, and searching mail via SMTP/IMAP with per-user isolation and encrypted app passwords.

Enables AI assistants to seamlessly interact with Microsoft 365 services through the Graph API, featuring super tools, unified search, and intelligent learning.

This MCP server provides comprehensive Google Workspace integration (Gmail, Drive, etc.) with multi-user OAuth. Unique features include RAG-powered natural language to Chat card rendering, runtime Jinja2 macro creation, and dynamic tool management.

A minimal MCP server for sending plain-text emails and managing Gmail user labels over stdio, using only gmail.send and gmail.labels OAuth scopes.

Read and write email through the Atomic Mail from an AI agent. Handles proof-of-work authentication and JMAP so the agent thinks in JMAP method calls. Use when the user asks to register an email inbox, list mailboxes, fetch or send email.

Provides read-only search and retrieval of archived emails, archive statistics, health, and ingestion sources, with an optional administrative toolset for user, role, reindexing, and queue management.

Manages email accounts via IMAP/SMTP, enabling reading, searching, sending, replying, forwarding, and folder management with multi-user and OAuth support.

Enables MCP-compatible AI clients to securely read a user's Microsoft 365 data across Outlook, Calendar, Teams, meetings, OneNote, SharePoint, OneDrive, Loop, and Search, and to send Outlook email only after explicit user confirmation.

Enables sending emails via Amazon SES, SMS/MMS/RCS messages through AWS End User Messaging, and sharing files via CloudFront-signed download links, all from AI assistants like Claude Code or Claude Desktop.

Enables natural language control over Google Workspace (Gmail, Drive, Calendar, Sheets, Slides, Tasks) through secure OAuth 2.1 authentication, with vault-level security and multi-user isolation.

Enables an AI agent to send or draft email as the signed-in user through Microsoft Graph, including multiple recipients, HTML or plain-text bodies, and file attachments. Uses delegated least-privilege PKCE authentication so messages can be staged as drafts for approval or sent directly.

A privacy-focused MCP server that grants Claude read-only access to Gmail using strict, user-defined filters to control which emails are exposed. It enables searching and fetching email metadata while ensuring data security through OAuth and localized filter enforcement.

Enables AI-powered email management for Microsoft Outlook through natural language commands. This fork adds draft-first guardrails that create email drafts locally without sending, ensuring user control over all email operations.

Provides AI assistants with access to PurelyMail's email management API, enabling user, domain, routing, and billing management through natural language.

Enables MCP clients to exchange an MCP-audience token for a Microsoft Graph token and call Graph as the signed-in user, with tools for identity verification and recent mail access.

Enables AI tools to browse the web as the user by providing access to a persistent browser session with logged-in accounts, supporting recipes for email, PRs, calendar, and more.

Gives Claude access to Microsoft 365 mail, calendar, files, and Teams chat with per-user identity via On-Behalf-Of flow. Supports reading and drafting content, but sending is deliberately disabled.

Enables on-prem Microsoft Exchange email, calendar, and contact management through MCP over EWS, with support for air-gapped environments and multi-user JWT authentication.

Self-hosted MCP server that filters sensitive data from email and calendar before it reaches AI assistants, masking or withholding confidential content based on user policy.