Radmail alternatives
24 email MCP servers from other publishers do the same job as Radmail. 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/wkFreeSearch Gmail and Outlook, save drafts, manage email rules, and view email stats.
No reviews yetgateway-ready13kFreeAgent-Native Superhuman - email client with keyboard shortcuts and AI triage
No reviews yetgateway-ready7.7kFreeProgrammable 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 · npm1491.0k/wkFreeAI email inbox and sending tools with attachments, search, live events, and webhooks.
No reviews yetgateway-ready56107/wkFreeReal email and SMS for AI agents — send mail, receive verification codes, drive a real inbox.
No reviews yetlocal · npm251169/wkFreeEmail infrastructure and authentication for developers: domains, inbox routes, auth apps, deploys.
No reviews yetgateway-ready12582/wkFreeNever-stored live email: read, send and triage Gmail, Outlook / Microsoft 365, or any IMAP mailbox.
No reviews yetgateway-ready1027/wkFreeGoverned email for AI agents: a sandbox inbox to read and send from, human approval to go external.
No reviews yetgateway-ready184/wkFreeReceive-only temporary email addresses for AI agents: create an inbox, wait for an email, read it.
No reviews yetgateway-ready1454/wkFreeGive an agent its own inbox: send, receive, and pull signup codes from real email.
No reviews yetgateway-ready66/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. 16 tools: email, breach, IP, WHOIS, DNS, Shodan, GitHub & more.
No reviews yetlocal · pypi1.9k1.6k/wkFreeAI-powered OSINT agent & MCP server. 21 tools: email, breach, IP, WHOIS, DNS, Shodan, GitHub & more.
No reviews yetlocal · pypi1.8k886/wkFreeMac & Windows: let ChatGPT, Claude & Cursor use your email, calendar, iMessage, Teams, files.
No reviews yetgateway-ready712.0k/wkFreeAuthenticated email gateway for AI agents — per-agent inboxes, HITL approval, SPF/DKIM verified.
No reviews yetgateway-ready19956/wkFreeDisposable email inboxes for AI agents: create an address, wait for the verification email.
No reviews yetgateway-ready39301/wkFreeRead the inbox, mark items read, manage delivery preferences, and register Web Push devices.
No reviews yetlocal · npm26585/wkFreeIMAP/SMTP MCP server to search, read, organize, send, reply & forward email for AI assistants
No reviews yetlocal · npm120970/wkFreeMicrosoft Outlook MCP server — 22 tools for email, calendar, contacts, and mailbox management.
No reviews yetlocal · npm39500/wkFreeAnalyze, audit, fix and diff HTML, MJML, Maizzle and React Email across 21 email clients.
No reviews yetgateway-ready71.1k/wkFreeAuthenticated email gateway for AI agents — per-agent inboxes, HITL approval, SPF/DKIM verified.
No reviews yetgateway-ready198FreeGive AI agents full read/write email access via Mozilla Thunderbird. Zero credentials.
No reviews yetlocal · npm70122/wkFree
Radmail alternatives by what you need
Open source Radmail alternatives (21)
Published under an open licence such as MIT or Apache-2.0.
Mailoo - Email MCP Server, Agent-Native Mail, Atomic Mail, Email, Email Inbox API + Sending by Sendmux, Agenticmail, MCPEmails, Mailbuttons and 13 more below.
Hosted Radmail alternatives (15)
Nothing to install: a remote endpoint you add by URL. Also callable through the mcp.market gateway.
Inbox Zero, Agent-Native Mail, Atomic Mail, Email Inbox API + Sending by Sendmux, smbCloud Mail & Auth, MCPEmails, Mailbuttons, Tmailor temporary email and 7 more below.
Local Radmail alternatives (9)
A package you install and run on your own machine, so your data stays on your computer.
Mailoo - Email MCP Server, Email, Agenticmail, OpenOSINT, OpenOSINT, three.ws Notifications, Imap, Outlook Assistant and 1 more below.
Safest Radmail alternatives (16)
Graded A: passed every check the scanner runs on the latest release.
Mailoo - Email MCP Server, Inbox Zero, Agent-Native Mail, Atomic Mail, Email Inbox API + Sending by Sendmux, smbCloud Mail & Auth, MCPEmails, Mailbuttons and 8 more below.
Radmail and its alternatives compared
| Server | Grade | Rating | Licence | Runs | Stars |
|---|---|---|---|---|---|
| Radmail(this one) | A93 | No reviews yet | MIT | Hosted | 0 |
| Mailoo - Email MCP Server | A85 | 5.0 (1) | LGPL-3.0 | Local | 0 |
| Inbox Zero | A97 | No reviews yet | NOASSERTION | Hosted | 13k |
| Agent-Native Mail | A98 | No reviews yet | MIT | Hosted | 7.7k |
| Atomic Mail | A93 | No reviews yet | MIT | Hosted | 267 |
| B74 | No reviews yet | LGPL-3.0 | Local | 149 | |
| Email Inbox API + Sending by Sendmux | A96 | No reviews yet | MIT | Hosted | 56 |
| Agenticmail | B82 | No reviews yet | MIT | Local | 251 |
| smbCloud Mail & Auth | A92 | No reviews yet | NOASSERTION | Hosted | 12 |
| MCPEmails | A98 | No reviews yet | AGPL-3.0 | Hosted | 10 |
| Mailbuttons | A89 | No reviews yet | MIT | Hosted | 1 |
| Tmailor temporary email | B80 | No reviews yet | MIT | Hosted | 1 |
| Dead Simple Email | A98 | No reviews yet | MIT | Hosted | 0 |
| emailmd | A93 | No reviews yet | MIT | Hosted | 1.4k |
| OpenOSINT | C58 | No reviews yet | MIT | Local | 1.9k |
| OpenOSINT | C63 | No reviews yet | MIT | Local | 1.8k |
| LMCP | B72 | No reviews yet | NOASSERTION | Hosted | 71 |
| e2a — email for AI agents | A96 | No reviews yet | Apache-2.0 | Hosted | 199 |
| smails | A99 | No reviews yet | MIT | Hosted | 39 |
| three.ws Notifications | B83 | No reviews yet | Apache-2.0 | Local | 265 |
| Imap | A92 | No reviews yet | MIT | Local | 120 |
| Outlook Assistant | A85 | No reviews yet | MIT | Local | 39 |
| Emailens MCP | B82 | No reviews yet | MIT | Hosted | 7 |
| e2a — email for AI agents | A97 | No reviews yet | Apache-2.0 | Hosted | 198 |
| Thunderbird CLI | A92 | No reviews yet | MIT | Local | 70 |