ReplyLayer alternatives
24 email MCP servers from other publishers do the same job as ReplyLayer. The closest match comes first, then the best rated, with at most two per publisher.
Render markdown into email-safe HTML, lint drafts for deliverability problems, and preview emails.
No reviews yetgateway-ready1.4k5.2k/wkFreeMicrosoft Outlook MCP server — 22 tools for email, calendar, contacts, and mailbox management.
No reviews yetlocal · npm37328/wkFreeNever-stored live email: read, send, organize, schedule and auto-triage Gmail or any IMAP mailbox.
No reviews yetgateway-ready631/wkFreeDNS and email security: check SPF, DKIM, DMARC, DNSSEC, DANE and build the records. 45 tools.
No reviews yetgateway-ready2119/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/wkFreeEmail finder + verifier for AI agents: find work emails by name and company, check deliverability.
No reviews yetgateway-ready3FreeFourteen checks on an HTML email footer: CAN-SPAM postal address and 10-business-day opt-out, CASL's
No reviews yetlocal · npm589/wkFreeAI-powered OSINT agent & MCP server. 21 tools: email, breach, IP, WHOIS, DNS, Shodan, GitHub & more.
No reviews yetlocal · pypi1.6k886/wkFreeSearch Gmail and Outlook, save drafts, manage email rules, and view email stats.
No reviews yetgateway-ready12kFreeAgent-Native Superhuman - email client with keyboard shortcuts and AI triage
No reviews yetgateway-ready7.0kFreeProgrammable email inbox for AI agents — JMAP, PoW auth, stdio MCP server.
No reviews yetgateway-ready267585/wkFreeAI email inbox and sending tools with attachments, search, live events, and webhooks.
No reviews yetgateway-ready65285/wkFreeMac & Windows: let ChatGPT, Claude & Cursor use your email, calendar, iMessage, Teams, files.
No reviews yetgateway-ready552.0k/wkFreeAuthenticated email gateway for AI agents — per-agent inboxes, HITL approval, SPF/DKIM verified.
No reviews yetgateway-ready19130/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/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/wkFreeAuthenticated email gateway for AI agents — per-agent inboxes, HITL approval, SPF/DKIM verified.
No reviews yetgateway-ready191FreeUnlimited agent mailboxes — create identities, read/wait for mail, extract OTPs, send email.
No reviews yetlocal · npm48285/wkFreeUnified email MCP server for Gmail, Outlook, iCloud, and IMAP with batch operations
No reviews yetlocal · npm22509/wkFreeSearch ~300 airlines and book flights with a checkout link. OAuth sign-in by email code.
No reviews yetgateway-ready74FreeCopy AI-generated content to the macOS clipboard: rich Gmail-ready email drafts, text, and files
No reviews yetlocal · mcpb247Free
ReplyLayer alternatives by what you need
Open source ReplyLayer alternatives (20)
Published under an open licence such as MIT or Apache-2.0.
emailmd, Outlook Assistant, MCP Emails, IntoDNS.ai DNS & Email Security Scanner, Mailbox, Mailkite, Email Finder, OpenOSINT and 12 more below.
Hosted ReplyLayer alternatives (13)
Nothing to install: a remote endpoint you add by URL. Also callable through the mcp.market gateway.
emailmd, MCP Emails, IntoDNS.ai DNS & Email Security Scanner, Mailkite, Email Finder, Inbox Zero, Agent-Native Mail, Atomic Mail and 5 more below.
Local ReplyLayer alternatives (11)
A package you install and run on your own machine, so your data stays on your computer.
Outlook Assistant, Mailbox, Email Footer Law Lint, OpenOSINT, Email, Agenticmail, OpenOSINT, Imap and 3 more below.
Safest ReplyLayer alternatives (16)
Graded A: passed every check the scanner runs on the latest release.
emailmd, Outlook Assistant, MCP Emails, Mailkite, Email Finder, Email Footer Law Lint, Inbox Zero, Agent-Native Mail and 8 more below.
ReplyLayer and its alternatives compared
| Server | Grade | Rating | Licence | Runs | Stars |
|---|---|---|---|---|---|
| ReplyLayer(this one) | A92 | No reviews yet | MIT | Hosted | 0 |
| emailmd | A91 | No reviews yet | MIT | Hosted | 1.4k |
| Outlook Assistant | A85 | No reviews yet | MIT | Local | 37 |
| MCP Emails | A96 | No reviews yet | AGPL-3.0 | Hosted | 6 |
| IntoDNS.ai DNS & Email Security Scanner | B82 | No reviews yet | MIT | Hosted | 2 |
| Mailbox | B83 | No reviews yet | MIT | Local | 7 |
| Mailkite | A99 | No reviews yet | MIT | Hosted | 0 |
| Email Finder | A98 | No reviews yet | MIT | Hosted | 3 |
| Email Footer Law Lint | A89 | No reviews yet | NOASSERTION | Local | 0 |
| OpenOSINT | C63 | No reviews yet | MIT | Local | 1.6k |
| Inbox Zero | A97 | No reviews yet | NOASSERTION | Hosted | 12k |
| Agent-Native Mail | A98 | No reviews yet | Not stated | Hosted | 7.0k |
| Atomic Mail | A93 | No reviews yet | MIT | Hosted | 267 |
| Email Inbox API + Sending by Sendmux | A96 | No reviews yet | MIT | Hosted | 65 |
| Local MCP | C68 | No reviews yet | NOASSERTION | Hosted | 55 |
| e2a — email for AI agents | A96 | No reviews yet | Apache-2.0 | Hosted | 191 |
| B74 | No reviews yet | LGPL-3.0 | Local | 117 | |
| Agenticmail | B82 | No reviews yet | MIT | Local | 229 |
| OpenOSINT | C58 | No reviews yet | MIT | Local | 1.7k |
| Imap | A92 | No reviews yet | MIT | Local | 96 |
| e2a — email for AI agents | A93 | No reviews yet | Apache-2.0 | Hosted | 191 |
| Openagentemail | B74 | No reviews yet | Apache-2.0 | Local | 48 |
| A85 | No reviews yet | MIT | Local | 22 | |
| flightclaw | A98 | No reviews yet | MIT | Hosted | 74 |
| Clippy | A88 | No reviews yet | MIT | Local | 247 |