"Help with Unity game development" matching MCP servers:

Validates email deliverability, assesses domain credibility, and scores B2B leads from A-F to help prioritize outreach, with batch processing and a free tier.

MCP server for Claude Code CLI that integrates with Google Workspace, enabling management of Docs, Sheets, Drive, Gmail, Calendar, and Apps Script.

Unofficial MCP server for Proton Mail (not affiliated with Proton AG) — send, read, search & organize email over SMTP/IMAP

Enables interaction with a local Mailpit instance for capturing and inspecting test emails during development and E2E testing.

Enables Google Workspace administration (Directory, Gmail, Drive, Sheets) via MCP using Domain-Wide Delegation for secure, schema-validated tool operations.

Provides a dummy SMTP server for catching emails during development, with MCP tools to list, retrieve, and manage received messages.

Free email server for AI agents with hardware attestation, enabling agents to send, receive, and manage emails via MCP tools.

Enables querying and retrieving email messages from an IMAP mailbox via MCP tools, with an indexed storage backend on Cloudflare.

An open-source project for a local iCloud Mail MCP integration. Currently provides only contribution and quality foundations, with Apple Mail access and MCP features deferred.

Enables AI agents and Telegram bots to read and send Gmail messages via MCP with OAuth authentication.

Enables email management via IMAP and SMTP with multi-account support, safe sending with confirmation, and read-only modes.

Enables AI assistants to read unread Gmail emails and create draft replies, with optional NASA APOD integration.

MCP server to interact with Google Gmail and Calendar APIs. Supports multiple accounts, email search and drafting, and calendar event management.

Real-time email verification API with syntax, MX, disposable detection, role-based flags, quality score 0-100. Built for agent outreach pipelines with pay-per-call via x402 (USDC on Base L2) -- no API key, no signup, no rate-limit wall.

MCP server for reading, searching, sending, and managing emails via IMAP/SMTP, with tools like list_emails, read_email, search_emails, send_email, get_attachment, get_account_info, and mark_email_read.

Enables cold email marketing automation with campaign management, lead tracking, deliverability optimization, and analytics, integrating with 113 tools via zero-config NPX installation.

Enables AI clients like Cursor to send emails via Resend, supporting multiple recipients, subjects, and HTML bodies, with configuration through environment variables.

Enables AI assistants to search, read, and download attachments from Gmail using natural language, with read-only access.

A local email server for AI assistants that enables sending transactional and marketing emails with template management, recipient groups, and automatic consent flow handling.

An MCP server for email operations supporting IMAP and SMTP protocols, enabling sending, receiving, searching, and managing emails with attachments.