Sendgrid alternatives
24 email MCP servers from other publishers do the same job as Sendgrid. The closest match comes first, then the best rated, with at most two per publisher.
AI-native email marketing. Campaigns, automations, transactional, contacts, and analytics.
No reviews yetgateway-ready2298/wkFreeSendGrid transactional email: preflight send, templates, and delivery diagnostics.
No reviews yetlocal · npm1566/wkFreeSend transactional email, run campaigns, manage contacts and automations, audit deliverability.
No reviews yetgateway-ready1219/wkFreeManage Subscribers, Broadcasts, Sequences, Automations, and reporting in Mailrith.
No reviews yetgateway-ready71/wkFreeSend, track, and manage transactional and bulk email delivery
No reviews yetlocal · mixed31154/wkFreesuperagnt: marketing plugin for Claude and ChatGPT. Find your customers: email finder and verifier.
No reviews yetgateway-ready3FreeDraft and test marketing email for contacts in your own database, from a local desktop app.
No reviews yetlocal · npm179/wkFreeEmail MCP server for AI agents: IMAP/SMTP, Gmail, Outlook, calendar, ManageSieve, AI triage, OAuth2.
5.0(1)local · npm1.3k/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. 21 tools: email, breach, IP, WHOIS, DNS, Shodan, GitHub & more.
No reviews yetlocal · pypi1.8k886/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/wkFreeMac & Windows: let ChatGPT, Claude & Cursor use your email, calendar, iMessage, Teams, files.
No reviews yetgateway-ready712.0k/wkFreeAI email inbox and sending tools with attachments, search, live events, and webhooks.
No reviews yetgateway-ready65285/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/wkFreeEmail infrastructure and authentication for developers: domains, inbox routes, auth apps, deploys.
No reviews yetgateway-ready12582/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-ready191Free
Sendgrid alternatives by what you need
Open source Sendgrid alternatives (19)
Published under an open licence such as MIT or Apache-2.0.
Nitrosend, SendGrid Transactional, MisarMail MCP Server, Mailrith Email Marketing, Email Finder, Rowsend, Mailoo - Email MCP Server, emailmd and 11 more below.
Hosted Sendgrid alternatives (14)
Nothing to install: a remote endpoint you add by URL. Also callable through the mcp.market gateway.
Nitrosend, MisarMail MCP Server, Mailrith Email Marketing, Email Finder, emailmd, Inbox Zero, Agent-Native Mail, Atomic Mail and 6 more below.
Local Sendgrid alternatives (10)
A package you install and run on your own machine, so your data stays on your computer.
SendGrid Transactional, Postmark, Rowsend, Mailoo - Email MCP Server, OpenOSINT, Email, Agenticmail, OpenOSINT and 2 more below.
Safest Sendgrid alternatives (15)
Graded A: passed every check the scanner runs on the latest release.
MisarMail MCP Server, Mailrith Email Marketing, Email Finder, Rowsend, Mailoo - Email MCP Server, emailmd, Inbox Zero, Agent-Native Mail and 7 more below.
Sendgrid and its alternatives compared
| Server | Grade | Rating | Licence | Runs | Stars |
|---|---|---|---|---|---|
| Sendgrid(this one) | B82 | No reviews yet | MIT | Local | 271 |
| Nitrosend | B84 | No reviews yet | MIT | Hosted | 2 |
| SendGrid Transactional | B83 | No reviews yet | MIT | Local | 1 |
| MisarMail MCP Server | A90 | No reviews yet | MIT | Hosted | 1 |
| Mailrith Email Marketing | A86 | No reviews yet | MIT | Hosted | 0 |
| Postmark | B80 | No reviews yet | NOASSERTION | Local | 31 |
| Email Finder | A98 | No reviews yet | MIT | Hosted | 3 |
| Rowsend | A94 | No reviews yet | MIT | Local | 0 |
| Mailoo - Email MCP Server | A85 | 5.0 (1) | LGPL-3.0 | Local | 0 |
| emailmd | A93 | No reviews yet | MIT | Hosted | 1.4k |
| OpenOSINT | C63 | No reviews yet | MIT | Local | 1.8k |
| 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 |
| LMCP | B72 | No reviews yet | NOASSERTION | Hosted | 71 |
| Email Inbox API + Sending by Sendmux | A96 | No reviews yet | MIT | Hosted | 65 |
| 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 |
| smbCloud Mail & Auth | A92 | No reviews yet | NOASSERTION | Hosted | 12 |
| Outlook Assistant | A85 | No reviews yet | MIT | Local | 39 |
| Emailens MCP | B82 | No reviews yet | MIT | Hosted | 7 |
| e2a — email for AI agents | A93 | No reviews yet | Apache-2.0 | Hosted | 191 |