"A lightweight, self-hosted Git service" matching MCP connectors:

Gives an AI agent its own email address: create mailboxes, send and reply, read the inbox, and block until a reply arrives. Includes a draft lifecycle so a human can approve outbound mail before it sends.

Hosted MCP server for outreach: copy audits, sequence planning, subject line scoring, UTM builder.

Email OS for agents - real-inbox search, triage, commitments, and a verifiable BEC hard-stop.

Email verification for AI agents — verify, clean & validate emails; self-onboard + crypto pay

Check email deliverability for a domain: MX, SPF, DKIM, DMARC, blacklists. Graded, no key.

Scan and fix a domain's email deliverability (SPF, DKIM, DMARC, MTA-STS, BIMI, DNS blocklists).

Email marketing y transaccional AI-native: campañas, correos 1-a-1, contactos, flujos y métricas.

AI-powered virtual assistant that connects to Gmail, Outlook, Slack, Salesforce, HubSpot, Google Calendar, DocuSign, QuickBooks, and 20+ other services. Manage your entire professional life through a single Claude conversation — email, calendar, CRM, documents, travel, expenses, and more.

Connect any email mailbox (Gmail, Outlook, IMAP/SMTP, OVH, LWS, Infomaniak...) to Claude, ChatGPT & any MCP client. Read, send, reply, schedule and search emails. No code, OAuth2, EU-hosted (GDPR). 15 email tools.

Microsoft Exchange MCP server - hosted, multi-user, incl. Exchange on-prem & hybrid (EWS)

Phone, SMS & email for AI agents. One remote MCP server (Streamable HTTP, OAuth or API-key auth, no local install) exposing call, sms, email, and event tools; also usable via CLI, Python SDK, and OpenAPI. Self-hostable, AGPLv3.

Open-source MCP server that gives AI agents access to real email and calendar in one npm install. Solves the problem of AI agents hitting a wall when they need your inbox.

Apollo connects your sales data and outreach tools directly to your agent . Ask it to find leads, look up a company, write and send emails, or check how a campaign is performing. All from a conversation, without opening another tab.

Your AI agent just got a marketing team. SendPulse MCP Server provides full access to the SendPulse marketing platform — email campaigns, CRM, chatbots, SMTP, and online courses. 134 methods across 5 modules.

Heldly reads your Google Calendar directly, places tentative holds on every host's calendar, and emails the invitee a one-click picker. The moment the invitee picks, Heldly confirms the chosen slot and deletes the siblings across every host's calendar in the same request. No reusable booking page, no in-app form, no calendar cleanup.

Giggal.ai is an email verification tool that runs a deep mailbox existence check on every address and verifies catch-all/accept-all and even SEG protected emails. Your bounce rate stays under 5%, and the 30% of every B2B list that other tools flag as "Risky" becomes deliverable again.

Self-hosted multi-domain email as MCP tools - register domains, real mailboxes, send/read mail.

Disposable test mailboxes on a real domain: send, receive and assert on real email.

Give an AI agent its own inbox — receive email as a webhook, send over a verified domain.

Email for AI agents — send, receive as a webhook, manage domains, templates, routing.