Microsoft 365 Mail alternatives
24 email MCP servers from other publishers do the same job as Microsoft 365 Mail. The closest match comes first, then the best rated, with at most two per publisher.
IMAP/SMTP MCP server to search, read, organize, send, reply & forward email for AI assistants
No reviews yetlocal · npm120970/wkFreeMicrosoft Outlook personal accounts: mail, rules, calendar, contacts, to-do, drafts (77 tools).
No reviews yetlocal · pypi371.3k/wkFreeRead, search, draft, send, and organize email through Gmail, Outlook, and IMAP/SMTP mailboxes.
No reviews yetlocal · npm7635/wkFreeNever-stored live email: read, send and triage Gmail, Outlook / Microsoft 365, or any IMAP mailbox.
No reviews yetgateway-ready1027/wkFreeLocal email connectivity for AI agents — read, draft, send, and organize Outlook mail via MCP
No reviews yetlocal · npm6335/wkFreeOutlook Mail (Microsoft 365) MCP Pack
No reviews yetgateway-ready332/wkFreeEmail for AI agents: inboxes, send/reply/forward, search, threads, webhooks — 21 SentFromAI tools.
No reviews yetgateway-ready284/wkFreeManage multiple Gmail accounts in Claude Desktop — search, send, reply, draft, and organize.
No reviews yetlocal · npm1992/wkFreeGive an AI agent its own email address: send, reply, read, and wait for mail.
No reviews yetgateway-ready47/wkFreeSearch Gmail and Outlook, save drafts, manage email rules, and view email stats.
No reviews yetgateway-ready13kFreeReal email and SMS for AI agents — send mail, receive verification codes, drive a real inbox.
No reviews yetlocal · npm251169/wkFreeMicrosoft Outlook MCP server — 22 tools for email, calendar, contacts, and mailbox management.
No reviews yetlocal · npm39500/wkFreeUnlimited agent mailboxes — create identities, read/wait for mail, extract OTPs, send email.
No reviews yetlocal · npm48285/wkFreeOutlook & OneDrive MCP: personal & enterprise tools for mail, calendar, contacts, tasks, files
No reviews yetlocal · npm20296/wkFreeUnofficial Proton Mail MCP — send, read, search & organize email over SMTP and IMAP
No reviews yetlocal · npm11113/wkFreeEmail inboxes for AI agents: create an address, wait for codes and links, send and reply in threads.
No reviews yetgateway-ready409/wkFreeOutlook Contacts (Microsoft 365) MCP Pack
No reviews yetgateway-ready317/wkFreeMulti-account email MCP server for Gmail, IMAP, and JMAP: search, send, drafts, labels.
No reviews yetlocal · npm11159/wkFreeEmail and meetings for AI agents you can trust: checked mail, held sends, Meet calls you approve.
No reviews yetgateway-ready1286/wkFreePush, email, SMS, in-app and journeys. 54 tools: reads and drafts; only test sends.
No reviews yetgateway-ready192/wkFreeMailchimp via MCP: draft, test, and send campaigns; manage audiences and subscribers; pull reports.
No reviews yetlocal · npm2754/wkFreeTeaches AI to write HTML email that renders in Outlook, Gmail, and Apple Mail. 21 rules, 6 comps.
No reviews yetgateway-ready114/wkFreeEmail MCP server for AI agents: IMAP/SMTP, Gmail, Outlook, calendar, ManageSieve, AI triage, OAuth2.
5.0(1)local · npm1.3k/wkFreeRender markdown into email-safe HTML, lint drafts for deliverability problems, and preview emails.
No reviews yetgateway-ready1.4k4.6k/wkFree
Microsoft 365 Mail alternatives by what you need
Open source Microsoft 365 Mail alternatives (22)
Published under an open licence such as MIT or Apache-2.0.
Imap, Outlook MCP, MCPEmails, Agent Email, Outlook Mail, Sentfrom, Multi Gmail, Postfleet and 14 more below.
Hosted Microsoft 365 Mail alternatives (11)
Nothing to install: a remote endpoint you add by URL. Also callable through the mcp.market gateway.
MCPEmails, Outlook Mail, Sentfrom, Postfleet, Inbox Zero, send0, Outlook Contacts, Inbin: email and meetings for AI agents and 3 more below.
Local Microsoft 365 Mail alternatives (13)
A package you install and run on your own machine, so your data stays on your computer.
Imap, Outlook MCP, Fluxmail, Agent Email, Multi Gmail, Agenticmail, Outlook Assistant, Openagentemail and 5 more below.
Safest Microsoft 365 Mail alternatives (16)
Graded A: passed every check the scanner runs on the latest release.
Imap, Outlook MCP, MCPEmails, Agent Email, Sentfrom, Postfleet, Inbox Zero, Outlook Assistant and 8 more below.
Microsoft 365 Mail and its alternatives compared
| Server | Grade | Rating | Licence | Runs | Stars |
|---|---|---|---|---|---|
| Microsoft 365 Mail(this one) | A94 | No reviews yet | NOASSERTION | Local | 14 |
| Imap | A92 | No reviews yet | MIT | Local | 120 |
| Outlook MCP | A89 | No reviews yet | MIT | Local | 37 |
| Fluxmail | B82 | No reviews yet | NOASSERTION | Local | 7 |
| MCPEmails | A98 | No reviews yet | AGPL-3.0 | Hosted | 10 |
| Agent Email | A94 | No reviews yet | Apache-2.0 | Local | 6 |
| Outlook Mail | B83 | No reviews yet | MIT | Hosted | 0 |
| Sentfrom | A98 | No reviews yet | MIT | Hosted | 0 |
| Multi Gmail | B78 | No reviews yet | MIT | Local | 19 |
| Postfleet | A98 | No reviews yet | MIT | Hosted | 0 |
| Inbox Zero | A97 | No reviews yet | NOASSERTION | Hosted | 13k |
| Agenticmail | B82 | No reviews yet | MIT | Local | 251 |
| Outlook Assistant | A85 | No reviews yet | MIT | Local | 39 |
| Openagentemail | B74 | No reviews yet | Apache-2.0 | Local | 48 |
| Outlook | A89 | No reviews yet | MIT | Local | 20 |
| Proton Mail (unofficial) | B83 | No reviews yet | MIT | Local | 11 |
| send0 | A89 | No reviews yet | AGPL-3.0 | Hosted | 0 |
| Outlook Contacts | B83 | No reviews yet | MIT | Hosted | 0 |
| Mailbox | B83 | No reviews yet | MIT | Local | 11 |
| Inbin: email and meetings for AI agents | A91 | No reviews yet | MIT | Hosted | 1 |
| Pushizo | A99 | No reviews yet | MIT | Hosted | 0 |
| Mailchimp | A92 | No reviews yet | Apache-2.0 | Local | 2 |
| HTML Email Playbook | A93 | No reviews yet | MIT | Hosted | 0 |
| Mailoo - Email MCP Server | A85 | 5.0 (1) | LGPL-3.0 | Local | 0 |
| emailmd | A93 | No reviews yet | MIT | Hosted | 1.4k |