"Creating a Custom Local Knowledge Base" matching MCP servers:

Enables users to create a Zoho mailbox on a domain they own at Namecheap by connecting their own Zoho account, previewing and approving the required DNS records, and getting browser-guided help entering them in Namecheap Advanced DNS without API credentials. It then verifies DNS propagation and delivers the finished mailbox with a one-use password link.

Custom MCP server for Gmail integration, enabling email listing, reading, searching, and sending via natural language.

Local stdio MCP server that mirrors the public Gmail MCP server tool surface while calling the Gmail REST API directly, enabling email management tasks like creating drafts, searching threads, and managing labels.

Enables a local, cost-controlled voice assistant for macOS that routes requests between local and Claude models, provides draft-only email and calendar access via Thunderbird and Granola with a restricted allowlist, and supports meeting follow-ups.

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.

Connects an MCP client to an existing classic Outlook session on Windows so agents can browse stores and folders, list recent messages, run literal text and metadata searches, and read plain-text bodies with attachment metadata. All access is strictly read-only, with no sending, deleting, moving, or network connections of its own.

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.

A local, privacy-first MCP server that automatically tracks entry-level tech job openings and upcoming USA tech conferences and emails you a clean HTML digest on a smart schedule.

MCP server for privacy-gated local Apple data access including Mail, Messages, Notes, Calendar, Contacts, Photos, Reminders, Voice Memos, and iCloud Drive.

Enables MCP clients to search, read, and inspect Apple Mail on macOS, including conversations and attachments. It can create new, reply, reply-all, or forward drafts, but cannot send or modify existing messages.

Enables local automation of classic Outlook for Windows via COM, allowing email search, folder listing, calendar leave block creation, and contact/recipient management without needing cloud APIs or admin approval.

Enables AI agents to search for, purchase, connect, and verify custom domains end to end, including setting up email records, configuring forwarding, diagnosing drift, and confirming TLS issuance without handling DNS records directly. It offers twelve hosted tools covering domain availability, registration orders, provider discovery, and account-wide connection inventory.

Connect all your email accounts to your AI agent — not just one. AnyMail MCP is a local MCP server that gives an agent full read/send/organize/delete access across multiple Gmail accounts at once, over IMAP/SMTP.

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 agents to manage Microsoft Outlook emails through the Microsoft Graph API, supporting operations like listing, reading, sending, and moving emails.

Enables AI agents to send emails, create drafts in Gmail, and append content to Google Docs via standardized MCP tools.

Provides Claude with Gmail capabilities including sending emails, managing drafts, and searching messages.

A local MCP server that connects multiple Gmail accounts and Google Calendars to Claude Desktop, enabling email and calendar operations via natural language.

Lets Claude connect to a Yahoo Mail account with an app password to read messages, create and manage folders, move messages, and compose or send email, with an optional read-only mode.

MCP server for Gmail shared inboxes and WhatsApp — read, reply, search, and organize your team's email from Claude, ChatGPT, or Cursor. 47 tools covering email threads, WhatsApp messaging, boards, contacts, knowledge base, analytics, and automations.