M365 Graph MCP alternatives

1

Outlook Assistant

by littlebearapps

A

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

2

Microsoft 365 Calendar

by mindstone

A

Microsoft 365 Outlook calendar via Graph: list, get, create, update, respond, free/busy.

3

Outlook MCP

by mpalermiti

A

Microsoft Outlook personal accounts: mail, calendar, contacts, to-do, drafts (62 tools).

4

Ecc

by karljsamuel

B

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

5

Atomic Mail

by Atomic-Mail

A

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

6

Email Inbox API + Sending by Sendmux

by Sendmux

A

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

7

Local MCP

by local-mcp.com

C

Mac & Windows: let ChatGPT, Claude & Cursor use your email, calendar, iMessage, Teams, files. Free.

Search ~300 airlines and book flights with a checkout link. OAuth sign-in by email code.

9

Tomba MCP Server

by tomba-io

A

MCP server for Tomba email finder, verification, and contact enrichment API

10

Outlook

by rlrghb

A

Outlook & OneDrive MCP: personal & enterprise tools for mail, calendar, contacts, tasks, files

11

Google Workspace

by mindstone

A

Google Workspace MCP server for Gmail, Calendar, Drive, Docs, Sheets, Slides, Contacts, and more

12

ContrastAPI

by contrastcyber.com

B

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

13

MisarMail MCP Server

by Misar-AI

A

Send transactional email, run campaigns, manage contacts and automations, audit deliverability.

14

Hail

by hail-hq

B

Phone, SMS & email for AI agents — one remote MCP endpoint, OAuth login, zero install.

15

Outlook

by mcp-z

C

Outlook integration with OAuth, message search, batch operations, and calendar management

16

smbCloud Mail & Auth

by smbcloudXYZ

A

Email infrastructure and authentication for developers: domains, inbox routes, auth apps, deploys.

17

Val Town

by val.town

A

Deploy serverless TypeScript on Val Town: HTTP vals, cron, SQLite, email, OAuth.

18

smails

by pexni

B

Free disposable email for AI agents: a throwaway inbox to read verification codes over MCP.

19

HTML Email Playbook

by OsamaHassouna

A

Teaches AI to write HTML email that renders in Outlook, Gmail, and Apple Mail. 19 rules, 6 comps.

20

Radmail

by radmail.ai

A

Email OS for agents - real-inbox search, triage, commitments, and a verifiable BEC hard-stop.

21

Mbox

by arose26

A

Search local email archives (.mbox/.eml) entirely on your machine. No OAuth, no cloud.

22

Nitrosend

by nitrosend.com

A

AI-native email marketing. Campaigns, automations, transactional, contacts, and analytics.

23

Agentlair

by piiiico

B

Give AI agents a real email address, vault, calendar, and task delegation via MCP.

24

MCP Server

by dragapp.com

B

AI-powered email & WhatsApp for teams — manage your shared inbox from Claude, Cursor or ChatGPT.