"Qubes OS" matching MCP servers:

Safely searches, reads, flags, and drafts email through IMAP, with no send, delete, or move capabilities. Uses a local broker and OS credential store for secure authentication.

Enables AI coding clients to inspect and invoke local-only tools for an evidence-gated outbound workflow, including buyer selection, mailbox verification, deduplication, factual preflight, and approval-hash checks, with sending disabled by default. It supports synthetic demos and dry-run transports without mailbox credentials, while requiring explicit authorization before any live email action.

Enables AI assistants to read, search, draft, and send email with attachments over IMAP/SMTP, keeping passwords in the OS keyring and gating outgoing mail on user approval for CMMC Level 2 environments.

Enables desktop AI agents to manage email through MCP with a single account setup, OS keyring credentials, enforced read/draft/manage permissions, client onboarding helpers, and a credential-free demo.

Enables MCP clients to manage a personal Outlook consumer inbox and calendar through Microsoft Graph, with local device-code authentication and OS keyring token storage.

Enables AI assistants to securely manage Google Workspace services (Gmail, Calendar, Drive, Sheets, Contacts) with persistent multi-account OAuth. Uses OS keychain for credential storage with health monitoring and granular business rules for enterprise security.

Read-only MCP server exposing homelab data sources (files, mail, calls) to Cloudflare OS, enabling read-only access to documents, emails, and call records.

Enables AI agents to send emails and manage tasks in Microsoft To Do with scoped, low-risk access to Microsoft Graph.

Send email through your own Amazon SES account, and check domain verification, the suppression list and sandbox status. Works with any SES account; Wraps adds send history and delivery events.

Enables AI assistants to interact with Fastmail services, providing tools for comprehensive email management, contact searching, and calendar event coordination via the JMAP API. It supports advanced features like threaded conversations, attachment handling, and bulk mailbox operations through natural language.

This MCP server bridges AI agents with Apple Mail on macOS, enabling email operations like reading, sending, drafting, searching, and scheduling through natural language, with added features like stable draft IDs and confirmation-gated sending.

Local-first Microsoft Outlook MCP server: a single Go binary that manages calendar events and mail through the Microsoft Graph API over stdio, with tokens stored in the OS keychain and no Entra ID app registration required. Exposes four aggregate tools (calendar, mail, account, system) dispatched by an operation verb, with multi-account support and read-only and mail-gating modes.

An MCP server for Microsoft Graph, exposing 60 tools across calendar, email, meetings, Teams chat, files, people, directory, tasks, and OneNote over stdio or Streamable HTTP.

Agent-native cold-email infrastructure providing ~12 high-level tools for domain setup, mailbox provisioning, campaign launch, inbox management, and metrics, all operated via MCP or CLI.

Enables an AI assistant to list, search, and read email over IMAP without marking messages as read, and to create and revise reply drafts that you review before sending. It runs with least privilege, keeping the app password in an OS keychain or password store and never sending, deleting, or moving anything.

Enables AI assistants to read, send, search, and manage emails in Apple Mail on macOS.

Enables MCP-enabled AI clients to access Microsoft 365 operated by 21Vianet (China) through Microsoft Graph, supporting email, calendar, OneDrive, SharePoint, Teams, contacts, search, and intelligent aggregation with delegated permissions and OAuth 2.1.

Connects to email inboxes via IMAP so Claude can search mail, extract receipts and invoices, and build categorized spending spreadsheets and offline dashboards. It also supports incremental sweeps and secure, read-only, in-memory credential handling.

Enables a local AI agent to read, search, compose, send, and organize mail in a home.pl mailbox over encrypted IMAP and SMTP, with credentials held in the OS credential store and a one-time private local setup form. Supports folder and history browsing, message metadata, bodies, byte-preserving .eml retrieval, attachment downloads, drafts, and flag/move/copy/trash operations.

MCP server for self-hosted Listmonk newsletters: manage subscribers, lists, campaigns, templates (including from local files), media and transactional email. File access is sandboxed to a configured directory.

Local-first Gmail MCP server using PKCE + loopback OAuth flow that stores refresh tokens in the OS keychain, enabling secure read/write Gmail access via MCP tools without tokens leaving the device.

An MCP server that enables AI assistants to manage HR operations like employee onboarding, leave requests, meeting scheduling, and equipment tickets through natural language.

MCP server for Open-Xchange & standards-based mail: email (IMAP/SMTP), Sieve filters, CalDAV calendar, CardDAV contacts, free/busy.

Connects AI assistants to Masaryk University's information system in read-only mode, letting students ask about their timetable, deadlines, emails, grades, and study materials in natural language.

Agentic AI system that automates HR workflows like employee onboarding, enabling HR teams to streamline tasks through natural language interactions with Claude Desktop.

Enables AI assistants to interact with Microsoft 365 and Office services through the Microsoft Graph API, providing tools for email, calendar, files, Teams, SharePoint, and more with configurable permissions and output formats.

Enables AI assistants to run real Exchange Management Shell tasks against on-premise Microsoft Exchange for administration, monitoring, and troubleshooting, including recipient provisioning, transport troubleshooting, and DAG/health monitoring.

Connects Claude to on-premises Exchange via EWS and Active Directory, enabling natural-language meeting-room booking, free/busy checks, calendar management, email handling, and org-chart-aware scheduling with OIDC-authenticated impersonation.

Enables assessing and comparing domains for email spoofing risk by evaluating SPF, DMARC, MX, and DKIM records from public DNS, providing A-F grades and concrete remediation steps.

Enables MCP-capable AI clients to use a 21Vianet Microsoft 365 tenant on the user's behalf, including querying mail, managing calendars, and searching OneDrive and SharePoint through Microsoft Graph China.