Postlane alternatives
24 email MCP servers from other publishers do the same job as Postlane. The closest match comes first, then the best rated, with at most two per publisher.
Send transactional email, run campaigns, manage contacts and automations, audit deliverability.
No reviews yetgateway-ready1219/wkFreeSendGrid transactional email: preflight send, templates, and delivery diagnostics.
No reviews yetlocal · npm1566/wkFreeSend, track, and manage transactional and bulk email delivery
No reviews yetlocal · mixed31154/wkFreeReal email and SMS for AI agents — send mail, receive verification codes, drive a real inbox.
No reviews yetlocal · npm229182/wkFreeIMAP/SMTP MCP server to search, read, organize, send, reply & forward email for AI assistants
No reviews yetlocal · npm96528/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/wkFreeAllow AI systems to read, send, archive, and manage emails via Gmail.
No reviews yetlocal · npm11210/wkFreeLocal email connectivity for AI agents — read, draft, send, and organize Outlook mail via MCP
No reviews yetlocal · npm6335/wkFreeMCP server for SendGrid — global transactional + marketing email (Twilio-owned)
No reviews yetlocal · npm271FreeMCP server for SendGrid's v3 API: email marketing, transactional mail, templates, and analytics.
No reviews yetlocal · npm4249/wkFreeEmail inboxes for AI agents: create an address, wait for codes and links, send and reply in threads.
No reviews yetgateway-ready409/wkFreeUnofficial Proton Mail MCP — send, read, search & organize email over SMTP and IMAP
No reviews yetlocal · npm6113/wkFreeSend email, look up public IP information, and convert files to Markdown through SendSoon.
No reviews yetlocal · mixed681/wkFreeAI-native email marketing. Campaigns, automations, transactional, contacts, and analytics.
No reviews yetgateway-ready2298/wkFreePush, email, SMS, in-app and journeys. 54 tools: reads and drafts; only test sends.
No reviews yetgateway-ready192/wkFreeAI agents read & send email, manage mailboxes, domains and webhooks via the QMailing API.
No reviews yetgateway-ready133/wkFreeSend email, look up public IP information, and convert files to Markdown through SendSoon.
No reviews yetlocal · npm630/wkFreeMulti-account email MCP server for Gmail, IMAP, and JMAP: search, send, drafts, labels.
No reviews yetlocal · npm793/wkFreeSend email, manage domains, DNS, webhooks, templates, and inbound routing on MailKite
No reviews yetgateway-ready51/wkFreeSend and receive across email, SMS, WhatsApp, and voice. One API, one contract.
No reviews yetgateway-ready7FreeEmail verification for AI agents: send, hold or kill with the reason. Signup and credits by API.
No reviews yetlocal · npm289/wkFree
Postlane alternatives by what you need
Open source Postlane alternatives (22)
Published under an open licence such as MIT or Apache-2.0.
MisarMail MCP Server, SendGrid Transactional, Agenticmail, Imap, Openagentemail, MCPEmails, Sendraven, Gmail and 14 more below.
Hosted Postlane alternatives (9)
Nothing to install: a remote endpoint you add by URL. Also callable through the mcp.market gateway.
MisarMail MCP Server, MCPEmails, Sendraven, send0, Nitrosend, Pushizo, Qmailing, Mailkite and 1 more below.
Local Postlane alternatives (15)
A package you install and run on your own machine, so your data stays on your computer.
SendGrid Transactional, Postmark, Agenticmail, Imap, Openagentemail, Fluxmail, Gmail, Agent Email and 7 more below.
Safest Postlane alternatives (9)
Graded A: passed every check the scanner runs on the latest release.
MisarMail MCP Server, Imap, MCPEmails, Agent Email, send0, Pushizo, Qmailing, Mailkite and 1 more below.
Postlane and its alternatives compared
| Server | Grade | Rating | Licence | Runs | Stars |
|---|---|---|---|---|---|
| Postlane(this one) | B83 | No reviews yet | MIT | Local | 0 |
| MisarMail MCP Server | A90 | No reviews yet | MIT | Hosted | 1 |
| SendGrid Transactional | B83 | No reviews yet | MIT | Local | 1 |
| Postmark | B80 | No reviews yet | NOASSERTION | Local | 31 |
| Agenticmail | B82 | No reviews yet | MIT | Local | 229 |
| Imap | A92 | No reviews yet | MIT | Local | 96 |
| 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 |
| Gmail | B83 | No reviews yet | MIT | Local | 11 |
| Agent Email | A94 | No reviews yet | Apache-2.0 | Local | 6 |
| Sendgrid | B82 | No reviews yet | MIT | Local | 271 |
| SendGrid MCP Server | B83 | No reviews yet | ISC | Local | 4 |
| send0 | A89 | No reviews yet | AGPL-3.0 | Hosted | 0 |
| Proton Mail (unofficial) | B83 | No reviews yet | MIT | Local | 6 |
| Sendsoon | B83 | No reviews yet | MIT | Local | 6 |
| Nitrosend | B84 | No reviews yet | MIT | Hosted | 2 |
| Pushizo | A99 | No reviews yet | MIT | Hosted | 0 |
| Qmailing | A96 | No reviews yet | MIT | Hosted | 1 |
| AI | B83 | No reviews yet | MIT | Local | 6 |
| Mailbox | B83 | No reviews yet | MIT | Local | 7 |
| Mailkite | A99 | No reviews yet | MIT | Hosted | 0 |
| Bird | A97 | No reviews yet | MIT | Hosted | 7 |
| MX Probe | B82 | No reviews yet | MIT | Local | 2 |