"Mock Service Worker" matching MCP servers:

An MCP server that exposes a mock email verification tool over stdio transport, providing structured JSON results with statuses valid, invalid, or risky.

An MCP server for HR management that enables adding employees, managing tickets and leaves, sending emails, and onboarding new hires via in-memory mock data.

Ephemeral mailboxes and a mock OAuth IdP for testing email and auth flows — 39 API-driven tools covering mailboxes, mails, attachments, domains, teams, and mock identities.

Connects AI agents to self-hosted Stalwart mail servers via a Cloudflare Worker and JMAP, enabling mailbox search, reading, listing, and two-step draft-and-send email operations through MCP.

A production-style MCP server exposing six business tools (web search, database, CRM, email, calendar, analytics) to AI clients via a secure, authenticated interface, with mock mode and a reference agent client.

Authenticated email service MCP for AI agents.

Enables AI assistants to search, read, send, reply, forward, and organize Gmail messages and threads across multiple Google accounts via a self-hosted Cloudflare Worker.

An MCP server that connects Gmail to AI assistants, enabling search, read, send, reply-all, forward, attachment handling, and draft management across multiple Google accounts, deployable on your own Cloudflare Worker.

Enables connecting Gmail to MCP clients, allowing search, read, send, reply-all, forward, attachments, drafts, labels, and thread management across multiple Google accounts at once via a self-hosted Cloudflare Worker.

Enables sending user contact emails and problem descriptions to a fixed service mailbox via SMTP, with Reply-To support for customer service replies.

Cloudflare Worker implementation of the Cypht email MCP, providing eight email tools for account management, email sending, listing, viewing, searching, and deletion via IMAP.

An MCP server that provides email sending, reading, replying, and searching capabilities through a Cloudflare Worker, allowing an AI assistant to manage an independent mailbox.

Provides an MCP tool to verify email addresses, returning valid, invalid, risky, or error statuses via the InboxValid API. It includes a mock API and retry logic for robust, type-safe verification.

A brain for your mail: MailFathom turns IMAP mailboxes into a self-hosted, AI-native service.

Enables fetching and analyzing emails from Tencent Exmail or any IMAP service, with tools to list yesterday's emails.

MCP server for value-first cold outreach to local service businesses, enabling personalized cold email generation and lead scoring.

Sends emails using AWS Simple Email Service (SES) with support for HTML/plain text, CC, and BCC from any MCP client.

MCP server that gives AI agents direct access to Google services including Gmail, Calendar, Drive, and more, with multi-account OAuth support. Enables reading and sending email, managing calendar events, and interacting with Google files through natural language.

MCP server for integrating with SMS-Activate service, enabling phone number operations, email activations, and account management for receiving SMS verification codes and temporary email addresses.

Open-source, self-hosted Inbox-as-a-Service API for AI agents. It enables agents to manage email inboxes, send/receive emails, search messages, and wait for replies via REST or MCP.