Spoofy is a program that checks if a list of domains can be spoofed based on SPF and DMARC records.

Email marketing skill for Claude Code. 55K words, 908 sources, 19 industry playbooks. Install the skill and Claude becomes your email marketing expert.

Obtain an email full profile including reputation, consistency, deliverability, social networks account linked, plus more data points.

📧 Never end in spam with the world's most comprehensive email deliverability checklist

🚀 Premier Model Context Protocol server for SmartLead cold email marketing automation. Complete API integration with 113 tools for campaign management, lead tracking, deliverability optimization, and analytics. Works with Claude Desktop, Cursor, Windsurf, Continue.dev. Zero-config NPX installation.

SocketLabs Email Delivery Python Client Library

SocketLabs Email Delivery PHP Client Library

Magento2 - Brevo (formerly Sendinblue) Integration Module

SocketLabs Email Delivery .NET Client Library

SocketLabs Email Delivery Node.js client library

Mautic plugin for processing Amazon SNS notifications, including bounce and complaint feedback for improved email deliverability management

SocketLabs Email Delivery Go Client Library https://www.socketlabs.com

Test your Email Deliverability by schedule and receive email reports.

Automate cold email campaigns effortlessly with SmartLead MCP Server. Integrate with AI tools for streamlined communication. 🚀💻

Email Deliverability and DNS Records Checker

✉️ Chrome extension for real-time email status highlighting in Snov.io. Marks replied contacts green and failed deliveries red using dataset-driven classification with O(1) lookup and MutationObserver sync.

QUEUEMAIL.DEV docs & examples

Magento2 - Brevo (formerly Sendinblue) "Contact sync only" Lightweight Integration Module

A simple dkim dns validator for nodejs

Optimize your email deliverability with comprehensive Time to Inbox (TTI) metrics. Monitor delivery speed, track inbox placement, and improve email performance.