Agent-Native Mail alternatives
24 email MCP servers from other publishers do the same job as Agent-Native Mail. The closest match comes first, then the best rated, with at most two per publisher.
Email MCP server for AI agents: IMAP/SMTP, Gmail, Outlook, calendar, ManageSieve, AI triage, OAuth2.
5.0(1)local · npm1.3k/wkFreeProgrammable email inbox for AI agents — JMAP, PoW auth, stdio MCP server.
No reviews yetgateway-ready267585/wkFreeIMAP/SMTP email MCP server — 52 tools, stdio + HTTP, IMAP IDLE push, multi-account, AI triage.
No reviews yetlocal · npm1171.2k/wkFreeReal email and SMS for AI agents — send mail, receive verification codes, drive a real inbox.
No reviews yetlocal · npm229182/wkFreeEmail infrastructure and authentication for developers: domains, inbox routes, auth apps, deploys.
No reviews yetgateway-ready12582/wkFreeUnlimited agent mailboxes — create identities, read/wait for mail, extract OTPs, send email.
No reviews yetlocal · npm48285/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/wkFreeMCP server for SendGrid's v3 API: email marketing, transactional mail, templates, and analytics.
No reviews yetlocal · npm4249/wkFreeUnofficial Proton Mail MCP — send, read, search & organize email over SMTP and IMAP
No reviews yetlocal · npm6113/wkFreeAI-native email marketing. Campaigns, automations, transactional, contacts, and analytics.
No reviews yetgateway-ready2298/wkFreeEmail OS for agents - real-inbox search, triage, commitments, and a verifiable BEC hard-stop.
No reviews yetgateway-ready91/wkFreeGive an AI agent its own email address: send, reply, read, and wait for mail.
No reviews yetgateway-ready47/wkFreeTeaches AI to write HTML email that renders in Outlook, Gmail, and Apple Mail. 21 rules, 6 comps.
No reviews yetgateway-ready45/wkFreeZero-config disposable email inboxes for AI agents: create, read mail, await verify codes.
No reviews yetlocal · npm447/wkFreeRender markdown into email-safe HTML, lint drafts for deliverability problems, and preview emails.
No reviews yetgateway-ready1.4k4.6k/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-ready12kFreeMac & Windows: let ChatGPT, Claude & Cursor use your email, calendar, iMessage, Teams, files.
No reviews yetgateway-ready712.0k/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, rules, calendar, contacts, to-do, drafts (77 tools).
No reviews yetlocal · pypi371.3k/wkFreeAI-powered OSINT agent & MCP server. 16 tools: email, breach, IP, WHOIS, DNS, Shodan, GitHub & more.
No reviews yetlocal · pypi1.7kFreeIMAP/SMTP MCP server to search, read, organize, send, reply & forward email for AI assistants
No reviews yetlocal · npm96528/wkFree
Agent-Native Mail alternatives by what you need
Open source Agent-Native Mail alternatives (21)
Published under an open licence such as MIT or Apache-2.0.
Mailoo - Email MCP Server, Atomic Mail, Email, Agenticmail, Openagentemail, MCPEmails, Agent Email, SendGrid MCP Server and 13 more below.
Hosted Agent-Native Mail alternatives (12)
Nothing to install: a remote endpoint you add by URL. Also callable through the mcp.market gateway.
Atomic Mail, smbCloud Mail & Auth, MCPEmails, Nitrosend, Radmail, Postfleet, HTML Email Playbook, emailmd and 4 more below.
Local Agent-Native Mail alternatives (12)
A package you install and run on your own machine, so your data stays on your computer.
Mailoo - Email MCP Server, Email, Agenticmail, Openagentemail, Agent Email, SendGrid MCP Server, Proton Mail (unofficial), EmptyInbox and 4 more below.
Safest Agent-Native Mail alternatives (14)
Graded A: passed every check the scanner runs on the latest release.
Mailoo - Email MCP Server, Atomic Mail, smbCloud Mail & Auth, MCPEmails, Agent Email, Radmail, Postfleet, HTML Email Playbook and 6 more below.
Agent-Native Mail and its alternatives compared
| Server | Grade | Rating | Licence | Runs | Stars |
|---|---|---|---|---|---|
| Agent-Native Mail(this one) | A98 | No reviews yet | Not stated | Hosted | 7.0k |
| Mailoo - Email MCP Server | A85 | 5.0 (1) | LGPL-3.0 | Local | 0 |
| Atomic Mail | A93 | No reviews yet | MIT | Hosted | 267 |
| B74 | No reviews yet | LGPL-3.0 | Local | 117 | |
| Agenticmail | B82 | No reviews yet | MIT | Local | 229 |
| smbCloud Mail & Auth | A92 | No reviews yet | NOASSERTION | Hosted | 12 |
| Openagentemail | B74 | No reviews yet | Apache-2.0 | Local | 48 |
| MCPEmails | A98 | No reviews yet | AGPL-3.0 | Hosted | 10 |
| Agent Email | A94 | No reviews yet | Apache-2.0 | Local | 6 |
| SendGrid MCP Server | B83 | No reviews yet | ISC | Local | 4 |
| Proton Mail (unofficial) | B83 | No reviews yet | MIT | Local | 6 |
| Nitrosend | B84 | No reviews yet | MIT | Hosted | 2 |
| Radmail | A93 | No reviews yet | MIT | Hosted | 0 |
| Postfleet | A98 | No reviews yet | MIT | Hosted | 0 |
| HTML Email Playbook | A93 | No reviews yet | MIT | Hosted | 0 |
| EmptyInbox | B78 | No reviews yet | MIT | Local | 4 |
| emailmd | A93 | 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 |
| LMCP | B72 | No reviews yet | NOASSERTION | Hosted | 71 |
| 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 |
| OpenOSINT | C58 | No reviews yet | MIT | Local | 1.7k |
| Imap | A92 | No reviews yet | MIT | Local | 96 |