Best MCP Servers for Email & SMTP (September 2026)

Nerq found 874 MCP servers for email & smtp, ranked below by GitHub stars and weighted compliance score across 52 global AI jurisdictions. The top-ranked MCP server for email & smtp is resend/resend-mcp with 447 stars and a trust score of 75/100. MCP servers for sending, reading, and managing email through various providers.

874 servers in this category | Data from Nerq

Top 20 MCP Servers for Email & SMTP

#	Name	Stars	Trust	Author	License	Description
1	resend/resend-mcp	447	B 75	resend	MIT	The official MCP server to send emails and interact with Resend
2	mcp-send-email	444	B 75	resend	MIT	MCP server for sending emails using Resend's API.
3	io.github.OrtaMarco/domain-security-mcp-server	0	B- 69	https://github.com/OrtaMarco/domain-security-mcp-server	N/A	Audit a domain's email and web security: SPF, DKIM, DMARC, MTA-STS, DNSSEC, TLS, WHOIS. No API keys.
4	jeffgreendesign/textrawl	3	C 68	jeffgreendesign	MIT	Turn your documents into Claude's memory. MCP server with hybrid semantic + keyword search over emai
5	win8428/smartlead-mcp-server	3	C 68	win8428	MIT	Automate cold email campaigns effortlessly with SmartLead MCP Server. Integrate with AI tools for st
6	errol-mail	0	C 68	jasondk	MIT	Errol-Mail is an MCP server providing safe and fast Apple Mail access to AI assistants.
7	TKasperczyk/thunderbird-mcp	14	C 68	TKasperczyk	NOASSERTION	MCP server for Thunderbird - enables AI assistants to access email, contacts, and calendars
8	gmail-mcp-server	0	C 68	vxvomar123	MIT	Transform your Gmail with AI commands for easy email management.
9	ai.mailmcp/mailmcp	0	B- 68	https://github.com/kojott/mailmcp-dist	N/A	Your mailboxes in ChatGPT and Claude: Gmail, iCloud, Fastmail, any IMAP. Passwords stay yours.
10	com.filetypeconverters/converter	0	B- 68	https://github.com/Cognesio/filetypeconverters-app	N/A	Convert files between 44 formats: documents, spreadsheets, images, ebooks, email and subtitles.
11	com.youricp/mcp-server	0	B- 68	https://github.com/YourICP/mcp-server	N/A	Enrich contacts by email or LinkedIn URL and build targeted B2B audiences.
12	io.github.danielarif26/penniless-data-utilities	0	B- 68	https://github.com/danielarif26/penniless-data-utilities	N/A	Ten x402-paid tools for JSON, YAML, cron, diff, text, DNS, WHOIS, GitHub, crypto, and email.
13	io.github.pipeworx-io/sendgrid	0	B- 68	https://github.com/pipeworx-io/mcp-sendgrid	N/A	SendGrid MCP — wraps SendGrid v3 API (api.sendgrid.com/v3)
14	io.github.pipeworx-io/snov	0	B- 68	https://github.com/pipeworx-io/mcp-snov	N/A	Snov.io MCP — B2B email finder + contact enrichment + domain search (snov.io)
15	io.github.pipeworx-io/xposedornot	0	B- 68	https://github.com/pipeworx-io/mcp-xposedornot	N/A	XposedOrNot MCP — free breach-exposure lookup by email.
16	io.github.Nero-Engine/dataset-cleaner-exporter	0	B- 68	https://github.com/Nero-Engine/dataset-cleaner-exporter-mcp	N/A	Dedupe, flatten and clean messy JSON rows (emails, phones, URLs, HTML) in one call, as JSON or CSV.
17	io.github.admosolutionsgo-star/email-finder-server	0	B- 68	https://github.com/admosolutionsgo-star/email-finder-server	N/A	Extract emails and phones from any website via Apify.
18	ai.fgac/fgac	0	B- 68	https://github.com/kyesh/fine_grain_access_control	N/A	Multiple Gmail accounts, editable Google Sheets & Docs for AI agents. Deny-by-default access rules.
19	com.agentemaillist.ai/free-smtp-email-relay	0	B- 68	https://github.com/lbesecker195/AI-Agent-Email-List	N/A	Free transactional email + SMTP relay. Agents self-signup, no API key needed to start.
20	io.github.gege-mn/ray-mcp	0	B- 68	https://github.com/gege-mn/ray-mcp	N/A	Send email, push, Slack, Discord, Telegram and webhook notifications and manage templates with Ray.

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About MCP Servers for Email & SMTP

MCP servers for sending, reading, and managing email through various providers. Nerq tracks 874 MCP servers in the email & smtp category, each assessed against 52 global AI regulations including the EU AI Act, US state AI laws (California SB53, Colorado SB205), UK AI Bill, and more. Compliance scores are weighted by jurisdiction penalty severity — jurisdictions with higher fines (like the EU AI Act at up to €35M) have more impact on the score than voluntary frameworks.

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