Mailbuttons alternatives
24 email MCP servers from other publishers do the same job as Mailbuttons. The closest match comes first, then the best rated, with at most two per publisher.
Real email and SMS for AI agents — send mail, receive verification codes, drive a real inbox.
No reviews yetlocal · npm251169/wkFreeImpri MCP server — human-in-the-loop approval inbox for AI agents
No reviews yetgateway-ready644/wkFreeGive an agent its own inbox: send, receive, and pull signup codes from real email.
No reviews yetgateway-ready66/wkFreeEnd-to-end encrypted inbox where AI agents deliver files and request human approval.
No reviews yetlocal · npm1073/wkFreeSearch Gmail and Outlook, save drafts, manage email rules, and view email stats.
No reviews yetgateway-ready13kFreeProgrammable email inbox for AI agents — JMAP, PoW auth, stdio MCP server.
No reviews yetgateway-ready267585/wkFreeAuthenticated email gateway for AI agents — per-agent inboxes, HITL approval, SPF/DKIM verified.
No reviews yetgateway-ready19956/wkFreeAI email inbox and sending tools with attachments, search, live events, and webhooks.
No reviews yetgateway-ready56107/wkFreeIMAP/SMTP MCP server to search, read, organize, send, reply & forward email for AI assistants
No reviews yetlocal · npm120970/wkFreeEmail infrastructure and authentication for developers: domains, inbox routes, auth apps, deploys.
No reviews yetgateway-ready12582/wkFreeAuthenticated email gateway for AI agents — per-agent inboxes, HITL approval, SPF/DKIM verified.
No reviews yetgateway-ready198FreeAllow AI systems to read, send, archive, and manage emails via Gmail.
No reviews yetlocal · npm12640/wkFreeUnlimited agent mailboxes — create identities, read/wait for mail, extract OTPs, send email.
No reviews yetlocal · npm48285/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/wkFreeEmail infrastructure for AI agents: send, read replies as threads, campaigns, per-key limits.
No reviews yetgateway-ready1600/wkFreeLocal email connectivity for AI agents — read, draft, send, and organize Outlook mail via MCP
No reviews yetlocal · npm6335/wkFreeUnofficial Proton Mail MCP — send, read, search & organize email over SMTP and IMAP
No reviews yetlocal · npm11113/wkFreeSend transactional email, run campaigns, manage contacts and automations, audit deliverability.
No reviews yetgateway-ready1219/wkFreeEmail inboxes for AI agents: create an address, wait for codes and links, send and reply in threads.
No reviews yetgateway-ready409/wkFreeSend email, look up public IP information, and convert files to Markdown through SendSoon.
No reviews yetlocal · mixed681/wkFreeMulti-account email MCP server for Gmail, IMAP, and JMAP: search, send, drafts, labels.
No reviews yetlocal · npm11159/wkFreeEmail for AI agents: inboxes, send/reply/forward, search, threads, webhooks — 21 SentFromAI tools.
No reviews yetgateway-ready284/wkFreeEmail and meetings for AI agents you can trust: checked mail, held sends, Meet calls you approve.
No reviews yetgateway-ready1286/wkFree
Mailbuttons alternatives by what you need
Open source Mailbuttons alternatives (21)
Published under an open licence such as MIT or Apache-2.0.
Agenticmail, Impri, Dead Simple Email, Agent Relay, Atomic Mail, e2a — email for AI agents, Email Inbox API + Sending by Sendmux, Imap and 13 more below.
Hosted Mailbuttons alternatives (14)
Nothing to install: a remote endpoint you add by URL. Also callable through the mcp.market gateway.
Impri, Dead Simple Email, Inbox Zero, Atomic Mail, e2a — email for AI agents, Email Inbox API + Sending by Sendmux, smbCloud Mail & Auth, e2a — email for AI agents and 6 more below.
Local Mailbuttons alternatives (10)
A package you install and run on your own machine, so your data stays on your computer.
Agenticmail, Agent Relay, Imap, Gmail, Openagentemail, Fluxmail, Agent Email, Proton Mail (unofficial) and 2 more below.
Safest Mailbuttons alternatives (15)
Graded A: passed every check the scanner runs on the latest release.
Impri, Dead Simple Email, Inbox Zero, Atomic Mail, e2a — email for AI agents, Email Inbox API + Sending by Sendmux, Imap, smbCloud Mail & Auth and 7 more below.
Mailbuttons and its alternatives compared
| Server | Grade | Rating | Licence | Runs | Stars |
|---|---|---|---|---|---|
| Mailbuttons(this one) | A89 | No reviews yet | MIT | Hosted | 1 |
| Agenticmail | B82 | No reviews yet | MIT | Local | 251 |
| Impri | A89 | No reviews yet | MIT | Hosted | 6 |
| Dead Simple Email | A98 | No reviews yet | MIT | Hosted | 0 |
| Agent Relay | B78 | No reviews yet | MIT | Local | 10 |
| Inbox Zero | A97 | No reviews yet | NOASSERTION | Hosted | 13k |
| Atomic Mail | A93 | No reviews yet | MIT | Hosted | 267 |
| e2a — email for AI agents | A96 | No reviews yet | Apache-2.0 | Hosted | 199 |
| Email Inbox API + Sending by Sendmux | A96 | No reviews yet | MIT | Hosted | 56 |
| Imap | A92 | No reviews yet | MIT | Local | 120 |
| smbCloud Mail & Auth | A92 | No reviews yet | NOASSERTION | Hosted | 12 |
| e2a — email for AI agents | A97 | No reviews yet | Apache-2.0 | Hosted | 198 |
| Gmail | B83 | No reviews yet | MIT | Local | 12 |
| Openagentemail | B74 | No reviews yet | Apache-2.0 | Local | 48 |
| Fluxmail | B82 | No reviews yet | NOASSERTION | Local | 7 |
| MCPEmails | A98 | No reviews yet | AGPL-3.0 | Hosted | 10 |
| Sendraven | B84 | No reviews yet | MIT | Hosted | 1 |
| Agent Email | A94 | No reviews yet | Apache-2.0 | Local | 6 |
| Proton Mail (unofficial) | B83 | No reviews yet | MIT | Local | 11 |
| MisarMail MCP Server | A90 | No reviews yet | MIT | Hosted | 1 |
| send0 | A89 | No reviews yet | AGPL-3.0 | Hosted | 0 |
| Sendsoon | B83 | No reviews yet | MIT | Local | 6 |
| Mailbox | B83 | No reviews yet | MIT | Local | 11 |
| Sentfrom | A98 | No reviews yet | MIT | Hosted | 0 |
| Inbin: email and meetings for AI agents | A91 | No reviews yet | MIT | Hosted | 1 |