MailMask alternatives

1

Email Inbox API + Sending by Sendmux

by Sendmux

A

AI email inbox and sending tools with attachments, search, live events, and webhooks.

2

MCP

by dechonet.com

A

20 domain recon tools for AI agents: DNS, SSL, headers, email, subdomains, lookalikes, changes.

3

Fluxmail

by churichard

B

Read, search, draft, send, and organize email through Gmail, Outlook, and IMAP/SMTP mailboxes.

4

Bottled

by bottled.email

B

Branded email on your own domain: send, reply, search, aliases, contacts and campaigns.

5

LifeStep Workbook, Email, QR and DNS Tools

by lifestep.io

C

Inspect XLSX/XLSM workbooks, validate email, generate SVG QR codes, and look up domain DNS and TLS.

6

OpenOSINT

by OpenOSINT

C

AI-powered OSINT agent & MCP server. 16 tools: email, breach, IP, WHOIS, DNS, Shodan, GitHub & more.

7

MCP

by sendraven.ai

B

Email infrastructure for AI agents: send, read replies as threads, campaigns, per-key limits.

8

Ray notifications

by gege-mn

A

Send email, push, Slack, Discord, Telegram and webhook notifications and manage templates with Ray.

9

Monacloud

by monacloud.vn

B

Buy .vn/intl domains in VND, deploy apps, Postgres, email, VietQR pay — Vietnam MCP for AI agents

10

Email

by wraps.dev

A

Query SES send history, delivery events, domains and suppressions, and send from your AWS account.

11

BlackVeil DNS & Email Security Scanner

by blackveilsecurity.com

B

DNS and email security scanner with 80 MCP tools for SPF, DMARC, DNSSEC, SSL, and brand audits.

12

Palisade

by palisade.email

A

Monitor and manage email authentication (SPF, DKIM, DMARC, MTA-STS, BIMI) for your domains.

13

Apixies Developer API Suite

by apixies.io

B

50 developer utility APIs as tools: SSL, DNS, WHOIS, email checks, HTML to PDF, sitemaps and more.

14

MCP

by openagentemail

B

Unlimited agent mailboxes — create identities, read/wait for mail, extract OTPs, send email.

15

Ecc

by karljsamuel

B

Unified MCP server for Email, Calendar & Contacts (Google, M365, Zoho, IMAP/SMTP, DAV).

16

Netintel

by kjgueye

B

MCP server for NetIntel — DNS, SSL, WHOIS, email security, OSINT via x402 micropayments

Email infrastructure for AI agents: send, authenticate domains, track delivery, diagnose issues.

18

Hunter MCP

by scalably.io

B

Hunter.io MCP: domain search, email finder and verifier, enrichment, discovery, leads. 11 tools.

19

Agent Email List — Free SMTP Relay for AI Agents

by ai.agentemaillist.com

B

Free transactional email + SMTP relay. Agents self-signup, no API key needed to start.

20

AgentiSend

by fortuneflick

A

Transactional email API for AI agents: verified domains, a per-sender budget, and a kill switch.

21

mailmcp

by mailmcp.ai

A

Your mailboxes in ChatGPT and Claude: Gmail, iCloud, Fastmail, any IMAP. Passwords stay yours.

Email-domain intelligence: MX capability, provider, disposable status, SPF, DMARC, and MTA-STS.

Ten x402-paid tools for JSON, YAML, cron, diff, text, DNS, WHOIS, GitHub, crypto, and email.

24

drwho.me network and developer tools

by drwho.me

B

29 free tools: DNS, email auth (SPF, DKIM, DMARC), TLS, headers, WHOIS, dev utils.