Postmark alternatives
24 email MCP servers from other publishers do the same job as Postmark. The closest match comes first, then the best rated, with at most two per publisher.
Query SES send history, delivery events, domains and suppressions, and send from your AWS account.
No reviews yetlocal · npm1264/wkFreeEmail infrastructure for AI agents: send, authenticate domains, track delivery, diagnose issues.
No reviews yetlocal · npm73/wkFreeManage a Plumail email workspace: subscribers, segments, campaigns, transactional sends and stats.
No reviews yetgateway-readyFreeNever-stored live email: read, send, organize, schedule and auto-triage Gmail or any IMAP mailbox.
No reviews yetgateway-ready631/wkFreeRead, search, draft, send, and organize email through Gmail, Outlook, and IMAP/SMTP mailboxes.
No reviews yetlocal · npm6394/wkFreeEmail infrastructure for AI agents: send, read replies as threads, campaigns, per-key limits.
No reviews yetgateway-ready628/wkFreeLocal email connectivity for AI agents — read, draft, send, and organize Outlook mail via MCP
No reviews yetlocal · npm6107/wkFreeEmail verification for AI agents: send, hold or kill with the reason. Signup and credits by API.
No reviews yetlocal · npm2427/wkFreeSend email, push, Slack, Discord, Telegram and webhook notifications and manage templates with Ray.
No reviews yetgateway-ready149/wkFreeUnlimited agent mailboxes — create identities, read/wait for mail, extract OTPs, send email.
No reviews yetlocal · npm44FreePrivate, EU-hosted email for AI agents over JMAP: read, search, reply, organize, send.
No reviews yetgateway-ready60/wkFree32 WHOIS, DNS, IP, threat intelligence, email, and bulk tools for AI agents via WhoisXML API.
No reviews yetlocal · npm209/wkFreeSend and receive across email, SMS, WhatsApp, and voice. One API, one contract.
No reviews yetgateway-ready1FreeFree transactional email + SMTP relay. Agents self-signup, no API key needed to start.
No reviews yetgateway-ready1FreeTransactional email API for AI agents: verified domains, a per-sender budget, and a kill switch.
No reviews yetgateway-readyFreeSend email and newsletters with Mailtea over MCP, plus skills for email and website design.
No reviews yetgateway-readyFreeSelf-hosted MCP server for unified IMAP/SMTP mailbox access: read, list, and send email.
No reviews yetlocal · oci4FreeProduction IMAP & SMTP for Claude: multi-account email search, triage, send, and spam checks.
No reviews yetlocal · mcpbFreeMCP server for Siglio. Lets an AI assistant send documents for e-signature by email or text.
No reviews yetlocal · npm684/wkFreeSend and manage email via the SendHustle API — emails, domains, contacts, audiences, campaigns.
No reviews yetlocal · npm33/wkFreeCompany email for Rwanda. Read and send mail from a Shaka mailbox over OAuth or an API key.
No reviews yetgateway-readyFreeEmail inboxes and calendars for AI agents: send, receive, search, draft and schedule.
No reviews yetgateway-readyFreeEmail marketing for Russian businesses: lists, campaigns, reports, transactional email.
No reviews yetgateway-readyFreeSend email, manage contacts, campaigns and workflows, and diagnose deliverability in Sendly.
No reviews yetgateway-readyFree
