Mailoo alternatives
24 email MCP servers from other publishers do the same job as Mailoo. The closest match comes first, then the best rated, with at most two per publisher.
IMAP/SMTP email MCP server — 52 tools, stdio + HTTP, IMAP IDLE push, multi-account, AI triage.
No reviews yetlocal · npm1171.2k/wkFreeIMAP/SMTP MCP server to search, read, organize, send, reply & forward email for AI assistants
No reviews yetlocal · npm96528/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/wkFreeUnofficial Proton Mail MCP — send, read, search & organize email over SMTP and IMAP
No reviews yetlocal · npm6113/wkFreePrivacy-focused email: domains, DNS verification, aliases, SMTP sending, mailboxes and calendars.
No reviews yetlocal · npm2278/wkFreeMCP server for Titan Email (IMAP/SMTP), tested and confirmed with GoDaddy mailboxes.
No reviews yetlocal · npm1.0k/wkFreeUnified MCP server for Email, Calendar & Contacts (Google, M365, Zoho, IMAP/SMTP, DAV).
No reviews yetlocal · npm363/wkFreeAgent-Native Superhuman - email client with keyboard shortcuts and AI triage
No reviews yetgateway-ready7.0kFreeMac & Windows: let ChatGPT, Claude & Cursor use your email, calendar, iMessage, Teams, files.
No reviews yetgateway-ready712.0k/wkFreeMicrosoft Outlook MCP server — 22 tools for email, calendar, contacts, and mailbox management.
No reviews yetlocal · npm39500/wkFreeUnified email MCP server for Gmail, Outlook, iCloud, and IMAP with batch operations
No reviews yetlocal · npm22509/wkFreeMulti-account email MCP server for Gmail, IMAP, and JMAP: search, send, drafts, labels.
No reviews yetlocal · npm793/wkFreeEmail OS for agents - real-inbox search, triage, commitments, and a verifiable BEC hard-stop.
No reviews yetgateway-ready48/wkFreeMicrosoft Outlook MCP server — 20 tools for email, calendar, contacts, and settings via Graph API.
No reviews yetlocal · npm37FreeGoogle Workspace MCP server for Gmail, Drive, Calendar, Docs, Sheets, Slides, Forms, Tasks, Chat.
No reviews yetlocal · pypi3.3k72k/wkFreeRender markdown into email-safe HTML, lint drafts for deliverability problems, and preview emails.
No reviews yetgateway-ready1.4k5.2k/wkFreeAI-powered OSINT agent & MCP server. 21 tools: email, breach, IP, WHOIS, DNS, Shodan, GitHub & more.
No reviews yetlocal · pypi1.8k886/wkFreeSearch Gmail and Outlook, save drafts, manage email rules, and view email stats.
No reviews yetgateway-ready12kFreeProgrammable email inbox for AI agents — JMAP, PoW auth, stdio MCP server.
No reviews yetgateway-ready267585/wkFreeGive AI agents access to Gmail, Calendar, Drive, and more — multi-account, manifest-driven
No reviews yetlocal · npm185797/wkFreeAI email inbox and sending tools with attachments, search, live events, and webhooks.
No reviews yetgateway-ready65285/wkFreeAuthenticated email gateway for AI agents — per-agent inboxes, HITL approval, SPF/DKIM verified.
No reviews yetgateway-ready19130/wkFreeMicrosoft Outlook personal accounts: mail, calendar, contacts, to-do, drafts (68 tools).
No reviews yetlocal · pypi371.3k/wkFree
Mailoo alternatives by what you need
Open source Mailoo alternatives (19)
Published under an open licence such as MIT or Apache-2.0.
Email, Imap, MCPEmails, Proton Mail (unofficial), Titan Email, Ecc, Outlook Assistant, Email and 11 more below.
Hosted Mailoo alternatives (9)
Nothing to install: a remote endpoint you add by URL. Also callable through the mcp.market gateway.
MCPEmails, Agent-Native Mail, LMCP, Radmail, emailmd, Inbox Zero, Atomic Mail, Email Inbox API + Sending by Sendmux and 1 more below.
Local Mailoo alternatives (15)
A package you install and run on your own machine, so your data stays on your computer.
Email, Imap, Fluxmail, Proton Mail (unofficial), Forward Email, Titan Email, Ecc, Outlook Assistant and 7 more below.
Safest Mailoo alternatives (15)
Graded A: passed every check the scanner runs on the latest release.
Imap, MCPEmails, Forward Email, Agent-Native Mail, Outlook Assistant, Email, Radmail, Workspace and 7 more below.
Mailoo and its alternatives compared
| Server | Grade | Rating | Licence | Runs | Stars |
|---|---|---|---|---|---|
| Mailoo(this one) | B73 | 5.0 (1) | LGPL-3.0 | Local | 0 |
| B74 | No reviews yet | LGPL-3.0 | Local | 117 | |
| Imap | A92 | No reviews yet | MIT | Local | 96 |
| Fluxmail | B82 | No reviews yet | NOASSERTION | Local | 7 |
| MCPEmails | A98 | No reviews yet | AGPL-3.0 | Hosted | 10 |
| Proton Mail (unofficial) | B83 | No reviews yet | MIT | Local | 6 |
| Forward Email | A86 | No reviews yet | NOASSERTION | Local | 2 |
| Titan Email | B83 | No reviews yet | MIT | Local | 0 |
| Ecc | B83 | No reviews yet | MIT | Local | 3 |
| Agent-Native Mail | A98 | No reviews yet | Not stated | Hosted | 7.0k |
| LMCP | B72 | No reviews yet | NOASSERTION | Hosted | 71 |
| Outlook Assistant | A85 | No reviews yet | MIT | Local | 39 |
| A85 | No reviews yet | MIT | Local | 22 | |
| Mailbox | B83 | No reviews yet | MIT | Local | 7 |
| Radmail | A91 | No reviews yet | MIT | Hosted | 0 |
| Outlook | B75 | No reviews yet | MIT | Local | 37 |
| Workspace | A92 | No reviews yet | MIT | Local | 3.3k |
| emailmd | A91 | No reviews yet | MIT | Hosted | 1.4k |
| OpenOSINT | C63 | No reviews yet | MIT | Local | 1.8k |
| Inbox Zero | A97 | No reviews yet | NOASSERTION | Hosted | 12k |
| Atomic Mail | A93 | No reviews yet | MIT | Hosted | 267 |
| Google Workspace | A92 | No reviews yet | Apache-2.0 | Local | 185 |
| Email Inbox API + Sending by Sendmux | A96 | No reviews yet | MIT | Hosted | 65 |
| e2a — email for AI agents | A96 | No reviews yet | Apache-2.0 | Hosted | 191 |
| Outlook MCP | A89 | No reviews yet | MIT | Local | 37 |