e2a — email for AI agents alternatives

1

IntoDNS.ai DNS & Email Security Scanner

by intodns.ai

B

DNS and email security: check SPF, DKIM, DMARC, DNSSEC, DANE and build the records. 45 tools.

2

Palisade

by palisade.email

A

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

3

Domain Deliverability Checker

by mambabuilt.com

B

Audit a domain email deliverability via Apify: SPF, DKIM, DMARC, MX, blacklist, catch-all, age.

4

AgentiSend

by fortuneflick

A

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

5

MCP

by sendraven.ai

B

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

6

Shipmail

by shipmail-to

A

Shipmail MCP server for AI agent custom-domain email inboxes with REST API and webhooks.

7

ContrastAPI

by contrastcyber.com

B

55 tools, 7 Resources, Sigma rules, email SPF/DMARC, MITRE, CVE/KEV, risk_score. No key.

8

EmptyInbox

by cnohall

B

Zero-config disposable email inboxes for AI agents: create, read mail, await verify codes.

9

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.

10

nintact

by nintact.com

B

Contact forms that actually arrive. No SPF/DKIM, no SMTP. AI sorts them and drafts the reply.

11

Samva MCP

by samva.dev

A

Authenticated Samva email tools, including public documentation and template discovery.

Disposable email inboxes for AI agents: create, wait for mail, extract verification codes

13

MailFlat

by MailFlat

B

Real email inboxes for AI agents: open an address, read the one-time code, send mail.

14

MCP

by sentfrom.ai

B

Email for AI agents: inboxes, send/reply/forward, search, threads, webhooks — 21 SentFromAI tools.

15

DomainDNA: Tech Stack Detector, WHOIS & Domain Age API

by shawmena-dotcom

A

DomainDNA: a domain's tech stack, email security (MX/SPF/DMARC), TLS expiry and age in one record.

16

emailmd

by emailmd.dev

A

Render markdown into email-safe HTML, lint drafts for deliverability problems, and preview emails.

17

OpenOSINT

by OpenOSINT

C

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

18

Agent-Native Mail

by BuilderIO

A

Agent-Native Superhuman - email client with keyboard shortcuts and AI triage

19

Atomic Mail

by Atomic-Mail

A

Programmable email inbox for AI agents — JMAP, PoW auth, stdio MCP server.

20

Email Inbox API + Sending by Sendmux

by Sendmux

A

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

21

Local

by local-mcp.com

C

Let ChatGPT, Claude & Cursor use your Mac: email, calendar, iMessage, Teams, files. Local, free.

22

Imap

by nikolausm

A

IMAP/SMTP MCP server to search, read, organize, send, reply & forward email for AI assistants

23

Outlook Assistant

by littlebearapps

A

Microsoft Outlook MCP server — 22 tools for email, calendar, contacts, and mailbox management.

24

Clippy

by neilberkman

A

Copy AI-generated content to the macOS clipboard: rich Gmail-ready email drafts, text, and files