SMTP
MCP server that sends mail over SMTP, gated behind an allowlist and a human confirmation
Servidor MCP · de ni-c
Resumen
SMTP es un servidor MCP publicado por ni-c. Marketplaces que leemos y que lo publican: 1 (Official MCP Registry). Lo vimos por primera vez el 2026-10-11 y desde entonces no hemos registrado cambios. Según nuestra pasada por los marketplaces del 2026-10-13.
Qué pide
- Se ejecuta en tu equipo
- Secretos: 1
- Ajustes: 20
Requiere: SMTP_FROM, SMTP_HOST, SMTP_PASSWORD (secreta), SMTP_USER
Lo que declara, pide y ejecuta, completo
Instale solo plugins de desarrolladores en los que confíe. Mostramos lo que publican los marketplaces y no probamos plugins.
Paquete
npm @ni-c/smtp-mcp (@ni-c/smtp-mcp en npm)
- Descargas de npm por semana: 43 (2026-10-12)
- Descargas de npm por mes: 228 (2026-10-12)
- Última versión en npm: 0.2.0, publicada el 2026-09-07
- La versión declarada 0.2.0 no figura en npm
Los datos de npm proceden del registro público de npm (registry.npmjs.org, api.npmjs.org). Cada cifra es del propio registro y nunca se suma a otra. Un registro que no publica una cifra no muestra ninguna: sin cifra no es cero.
Funciona con
- Claude Code
- Codex
- Cursor
- VS Code
- Copilot CLI
Según los marketplaces que lo listan y el transporte MCP que declara, tal como lo documenta cada cliente. No probamos plugins.
Conectar
Comandos y configuraciones generados solo a partir de lo que declaran sus marketplaces. No los ejecutamos por usted ni probamos plugins.
Como servidor MCP local: paquete npm
Generado a partir de lo que declara Official MCP Registry.
claude mcp add --env "SMTP_FROM=<YOUR_SMTP_FROM>" --env "SMTP_HOST=<YOUR_SMTP_HOST>" --env "SMTP_PASSWORD=<YOUR_SMTP_PASSWORD>" --env "SMTP_USER=<YOUR_SMTP_USER>" --transport stdio smtp-mcp -- npx -y @ni-c/smtp-mcp[mcp_servers.smtp-mcp]
command = "npx"
args = ["-y", "@ni-c/smtp-mcp"]
[mcp_servers.smtp-mcp.env]
SMTP_FROM = "<YOUR_SMTP_FROM>"
SMTP_HOST = "<YOUR_SMTP_HOST>"
SMTP_PASSWORD = "<YOUR_SMTP_PASSWORD>"
SMTP_USER = "<YOUR_SMTP_USER>"{
"mcpServers": {
"smtp-mcp": {
"command": "npx",
"args": [
"-y",
"@ni-c/smtp-mcp"
],
"env": {
"SMTP_FROM": "<YOUR_SMTP_FROM>",
"SMTP_HOST": "<YOUR_SMTP_HOST>",
"SMTP_PASSWORD": "<YOUR_SMTP_PASSWORD>",
"SMTP_USER": "<YOUR_SMTP_USER>"
}
}
}
}Sustituya los valores entre corchetes angulares por los suyos. Mostramos los nombres de los ajustes, nunca valores.
Ajustes opcionales que también indica: SMTP_ALLOWED_RECIPIENTS, SMTP_ALLOW_SEND, SMTP_ALLOW_TOOLS, SMTP_ATTACHMENT_DIR, SMTP_ATTACHMENT_TYPES, SMTP_AUDIT_LOG, SMTP_DENY_TOOLS, SMTP_INSECURE_TLS, SMTP_MAX_ATTACHMENT_BYTES, SMTP_MAX_MESSAGE_BYTES, SMTP_MAX_RECIPIENTS, SMTP_MAX_SENDS_PER_HOUR, SMTP_PORT, SMTP_REPLY_TO, SMTP_SIGNATURE, SMTP_TLS.
Dónde está publicado
| Marketplace | Estado | Versión | Cifras | Verificado | Visto por primera vez |
|---|---|---|---|---|---|
| Official MCP Registry (Abrir el registro) | Publicado | 0.2.0 | Descargas por mes (npm): 228 Descargas por semana (npm): 43 Forks (GitHub): 0 Estrellas (GitHub): 0 |
Sin marca |
Cada cifra es del propio marketplace y nunca se suma entre marketplaces. Un marketplace que no publica cifras no muestra ninguna: sin número no es cero.
Qué cambió
Nada ha cambiado en este plugin desde que lo seguimos.
Plugins similares
Productos cuyos propios nombres, descripciones, herramientas y skills son los más cercanos a este por su significado, en todos los marketplaces que leemos. La cercanía se ordena solo dentro de esta lista.
-
Security-first SendGrid MCP server: dry-run default, recipient allowlists, rate caps, audit log.
-
securessmtp com.securessmtp/securessmtp
Send email, manage sending domains, and read delivery analytics from your SecureSMTP account.
-
Agent email with allowlist and consent via AssistantMail.
-
mcp com.bounceprotect.www/mcp
Email validation and SMTP verification for Claude Desktop, Cursor, and Claude Code.
-
SendGrid MCP — wraps SendGrid v3 API (api.sendgrid.com/v3)
-
Agent Email List — Free SMTP Relay for AI Agents
Free transactional email + SMTP relay. Agents self-signup, no API key needed to start.
-
Self-hosted MCP server for unified IMAP/SMTP mailbox access: read, list, and send email.
-
Email MCP server for Gmail, Outlook and any IMAP mailbox, hardened against prompt injection
-
mcp app.sendar/mcp
Sendar application email: inspect setup, preview, send and check delivery.
-
Emailable MCP — wraps the Emailable email verification API (emailable.com)
Plugins similares por marketplace
La misma pregunta a cada marketplace por separado: ¿hay allí un equivalente de este plugin?
Publicado en Claude Code: claude-plugins-community (5)
-
Give every Claude Code subagent its own real email address and phone number, all self hosted on the user's machine. AgenticMail runs a local mail server (Stalwart in a Colima or…
-
Agent skills for working with Resend to send and receive emails — email API integration, agent inbox, CLI, React Email components, and deliverability best practices. Includes the…
-
FastMCP server that pages on-call via 100+ notification channels (Apprise wrappe
FastMCP server that pages on-call via 100+ notification channels (Apprise wrapper)
-
gws-connector io.github.orieg/gws-connector
Multi-account Google Workspace MCP — Gmail, Calendar, Drive, Sheets, Docs with smart routing.
-
SendGrid inbound email event source for the el plugin. Receive and process incoming emails via SendGrid Inbound Parse webhook as background events in Claude Code. When an email…
Publicado en Claude Code: claude-plugins-official (5)
-
Agent skills for working with Resend to send and receive emails — email API integration, agent inbox, CLI, React Email components, and deliverability best practices. Includes the…
-
Connect Claude to a private MCP server through an Anthropic MCP tunnel. The /create-docker-mcp-tunnel command drives the Docker Compose quickstart end to end: certificates, proxy…
-
Telegram messaging bridge with built-in access control. Manage pairing, allowlists, and policy via /telegram:access.
-
mcp-server io.github.cap-js/mcp-server
Model Context Protocol (MCP) server for AI-assisted development of CAP applications.
-
Hosted MCP server for AI-assisted Grafana Cloud observability — no local installation required.
Publicado en Claude: knowledge-work-plugins (5)
-
Hosted MCP server for AI-assisted Grafana Cloud observability — no local installation required.
-
MCP server for terminal commands, file operations, and process management
-
Search companies and contacts, enrich leads, find lookalikes, and get AI-ranked contact recommendations. Pre-built skills chain multiple ZoomInfo tools into complete B2B sales…
-
Official SigNoz plugin for MCP setup, docs, queries, dashboards, and alerts
-
Figma design platform integration. Access design files, extract component information, read design tokens, and translate designs into code. Bridge the gap between design and…
Publicado en Codex: openai-curated (openai/plugins) (5)
-
Work with Gmail using the configured Gmail app connector.
-
Work with Outlook Email using the configured Microsoft Outlook app connector.
-
Twilio Skills provide procedural knowledge for AI coding agents — which APIs to use, in what order, and what to avoid. Covers Messaging, Voice, Verify, SendGrid, and 30+ products.
-
Work with Slack using the configured Slack integration.
-
Cloudflare platform plugin with curated skills for Workers, Wrangler, and Agents SDK plus the official Cloudflare API MCP server.
Publicado en Community GitHub marketplaces (5)
-
Read Proton Mail, extract bounded attachment text, and create explicitly confirmed drafts.
-
Mail and calendar on your real mailbox (Microsoft 365 or IMAP) through the GigaMail MCP server, with out-of-band human approval on every send, delete and calendar write.
-
Business email on your own domain: mailboxes, send and read mail, aliases, DNS setup, and campaigns.
-
mailbridge io.github.Creativestefan/mailbridge
Connect your AI assistant to email — read, search, send, and organise via IMAP/SMTP.
-
Transactional email API for AI agents: verified domains, a per-sender budget, and a kill switch.
Publicado en Copilot CLI: github/awesome-copilot (5)
-
Complete toolkit for building Model Context Protocol (MCP) servers in Go using the official github.com/modelcontextprotocol/go-sdk. Includes instructions for best practices, a…
-
Complete toolkit for building Model Context Protocol (MCP) servers in Kotlin using the official io.modelcontextprotocol:kotlin-sdk library. Includes instructions for best…
-
Safe BLE diagnostics, evidence workflows, and guarded automation for AI agents.
-
Complete toolkit for building Model Context Protocol (MCP) servers in TypeScript/Node.js using the official SDK. Includes instructions for best practices, a prompt for generating…
-
Interactive GitHub Copilot canvas for discovering, connecting, and managing hosted MCP servers from an Azure Connector Namespace.
Publicado en Copilot CLI: github/copilot-plugins (5)
-
mcp-apps
Generate MCP App widgets for MCP tools. Produces self-contained HTML widgets using the MCP Apps protocol.
-
workiq
Query Microsoft 365 data with natural language — emails, meetings, documents, Teams messages, and more.
-
Toolkit for building Microsoft 365 Copilot declarative agents — scaffolding, JSON manifest development, and capability configuration.
-
Build Power Apps Canvas Apps using the Canvas Authoring MCP server.
-
Advanced Security plugin for GitHub Copilot.
Publicado en Cursor: cursor/plugins (5)
-
Let Grok Bot reach MCP servers on your private Tailscale network. Sign in to Tailscale to connect your tailnet; Grok Bot joins it as one tagged device and only reaches the hosts…
-
Build campaigns, manage segments, and query people.
-
Manage subscribers, groups, campaigns, and automations.
-
Search, read, and send Microsoft Outlook email, and look up contacts.
-
Manage contacts, email and SMS campaigns, and CRM deals.
Publicado en Docker MCP Catalog (5)
-
The official MCP server to send emails and interact with Resend.
-
Give your AI agents trusted access to the full Postman platform.
-
A unified MCP proxy that aggregates multiple MCP servers into one interface, enabling seamless tool discovery and management across all your AI interactions. Manage all your MCP…
-
stackhawk com.stackhawk/stackhawk
An MCP server that provides interaction with StackHawk's security scanning platform.
-
A Model Context Protocol server for Gmail operations using IMAP/SMTP with app password authentication. Supports listing messages, searching emails, and sending messages. To create…
Publicado en Official MCP Registry (5)
-
Security-first SendGrid MCP server: dry-run default, recipient allowlists, rate caps, audit log.
-
securessmtp com.securessmtp/securessmtp
Send email, manage sending domains, and read delivery analytics from your SecureSMTP account.
-
Agent email with allowlist and consent via AssistantMail.
-
mcp com.bounceprotect.www/mcp
Email validation and SMTP verification for Claude Desktop, Cursor, and Claude Code.
-
SendGrid MCP — wraps SendGrid v3 API (api.sendgrid.com/v3)
Encontrados por significado, no por código ni repositorio compartidos: los plugins similares siguen siendo productos distintos, y esto no es una reseña ni una recomendación.
¿Es tu plugin?
Añádelo a tus proyectos y demuestra que lo mantienes con un archivo en su repositorio, un archivo en tu dominio o un registro DNS. Recibirás avisos cuando un marketplace lo publique, lo retire, cambie su marca verificada o lo que pide, y su endpoint remoto quedará monitorizado como un servicio web.
Datos de Official MCP Registry. Las cifras proceden de nuestros propios recorridos periódicos por los marketplaces, leída por última vez el . No publicamos datos de contacto de los editores de plugins.