EX 
ExpenseBot io.github.TotesMagotes/mcp-server-auth Receipt ingestion, Gmail capture, expense analysis, and reviewed reports for AI-agent workflows.
100% up · 30 days
Email Official MCP Registry · npm Local Remote 76 a week MIT
-
Multi-agent coordination for AI agents: shared spaces, tasks, search, mailbox and persistent state.
100% up · 30 days
Project management Official MCP Registry · npm Local Remote 64 a week APACHE-2.0
-
A webhook inbox for agents: one call returns a live URL. Mock, verify, inspect and replay.
100% up · 30 days
Email Official MCP Registry · npm Local Remote 63 a week APACHE-2.0
-
Email infrastructure for AI agents: send, read replies as threads, campaigns, per-key limits.
100% up · 30 days
DevOps and infrastructure Official MCP Registry · npm Local Remote 53 a week MIT
-
Authenticated MCP for one family household: loved ones, members, and Family Inbox plaintext.
100% up · 30 days
Email Official MCP Registry · npm Remote 41 a week MIT
-
AI agents read & send email, manage mailboxes, domains and webhooks via the QMailing API.
100% up · 30 days
Email Official MCP Registry · npm Local Remote 41 a week MIT
-
Safe email for AI agents: a mailbox with inbound scanning, outbound checks and human review.
100% up · 30 days
Email Official MCP Registry · npm Local Remote 40 a week MIT
HU 
Hunter io.github.pipeworx-io/hunter Hunter.io MCP — wraps the Hunter.io email finder & verification API (hunter.io)
100% up · 30 days
Email Official MCP Registry · npm Remote 40 a week MIT
-
Governed email for AI agents: a sandbox inbox to read and send from, human approval to go external.
100% up · 30 days
Email Official MCP Registry · npm Local Remote 39 a week MIT
-
Validate email addresses for deliverability and manage email validation batches with Truelist.
100% up · 30 days
Email Official MCP Registry · npm Local Remote 39 a week MIT
IM 
Impri io.github.sekera-radim/impri Impri MCP server — human-in-the-loop approval inbox for AI agents
100% up · 30 days
Email Official MCP Registry · npm Local Remote 33 a week MIT
-
Teaches AI to write HTML email that renders in Outlook, Gmail, and Apple Mail. 19 rules, 6 comps.
100% up · 30 days
Email Official MCP Registry · npm Local Remote 31 a week MIT
-
Coldrig — cold-email infra run by your agent: 28 MCP tools, live sending, free sandbox, from $99/mo.
100% up · 30 days
Email Official MCP Registry · npm Local Remote 31 a week MIT
-
Email for AI agents: inboxes, send/reply/forward, search, threads, webhooks — 21 SentFromAI tools.
100% up · 30 days
Email Official MCP Registry · npm Local Remote 30 a week MIT
-
Check phone numbers (WhatsApp, Telegram, carrier, spam reputation) and e-mail addresses.
100% up · 30 days
Communication and chat Official MCP Registry · npm Local Remote 30 a week MIT
SN Snov io.github.pipeworx-io/snov Snov.io MCP — B2B email finder + contact enrichment + domain search (snov.io)
100% up · 30 days
Email Official MCP Registry · npm Remote 29 a week MIT
-
Outlook Calendar MCP Pack
100% up · 30 days
Calendar and scheduling Official MCP Registry · npm Remote 27 a week MIT
-
Email OS for agents - real-inbox search, triage, commitments, and a verifiable BEC hard-stop.
100% up · 30 days
Email Official MCP Registry · npm Local Remote 26 a week MIT
-
One identity across Claude Code, Codex, Cursor, Gemini, Windsurf: shared inbox and handoffs.
100% up · 30 days
Email Official MCP Registry · npm Remote 26 a week MIT
PI 
Pinlyx io.github.azorkai/crmsolid-mcp Pinlyx CRM for AI assistants: contacts, deals, social inbox and posts, email and Google Ads.
100% up · 30 days
CRM and sales Official MCP Registry · npm Local Remote 26 a week MIT