Postfleet alternatives

1

Agent Email

by UseJunior

A

Local email connectivity for AI agents — read, draft, send, and organize Outlook mail via MCP

2

MCP

by openagentemail

B

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

3

Lettio MCP

by lettio.eu

A

Private, EU-hosted email for AI agents over JMAP: read, search, reply, organize, send.

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

5

Mails.ai — Agent Email

by RolloutsAI

C

A real inbox for AI agents: send, receive and thread email, behind a prompt-injection firewall.

6

Shaka

by shaka.rw

B

Company email for Rwanda. Read and send mail from a Shaka mailbox over OAuth or an API key.

7

Bottled

by bottled.email

B

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

8

Mail

by anymailmcp.com

B

Read, send, organize, watch email on any IMAP mailbox: Gmail, iCloud, OVH, Zoho, Fastmail + CalDAV.

9

Agent-Native Mail

by BuilderIO

A

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

10

Atomic Mail

by Atomic-Mail

A

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

11

MCP Emails

by mcpemails.com

A

Never-stored live email: read, send, organize, schedule and auto-triage Gmail or any IMAP mailbox.

12

Fluxmail

by churichard

B

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

13

MCP

by sendraven.ai

B

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

14

SendGrid MCP Server

by deyikong

B

MCP server for SendGrid's v3 API: email marketing, transactional mail, templates, and analytics.

15

MX Probe

by mxprobe.dev

B

Email verification for AI agents: send, hold or kill with the reason. Signup and credits by API.

16

Ray notifications

by gege-mn

A

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

17

EmptyInbox

by cnohall

B

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

18

Email

by wraps.dev

A

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

19

Email Footer Law Lint

by jmshinhwa

A

Fourteen checks on an HTML email footer: CAN-SPAM postal address and 10-business-day opt-out, CASL's

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

21

Assistant Mail MCP

by AssistantMail

B

Agent email with allowlist and consent via AssistantMail.

22

Your Mail

by wildsurfer

B

Read-only, self-hosted MCP access to IMAP email, mirrored locally and indexed by notmuch.

23

Bird

by bird.com

A

Send and receive across email, SMS, WhatsApp, and voice. One API, one contract.

24

SMTP

by ni-c

B

MCP server that sends mail over SMTP, gated behind an allowlist and a human confirmation