What is MailTrigger? ========================== **MailTrigger** is a powerful and flexible **SMTP server** that allows you to route, transform, and forward emails through various channels. .. admonition:: Think of It This Way MailTrigger is like **IFTTT** or **Zapier**, specialized for email — when an email arrives, it triggers **smart, automated actions**. Turn your existing email system into IFTTT! Key Features ------------ - Flexible logic and rules to determine how each email is processed - Send email content to platforms like WhatsApp, Telegram, LINE, etc. - Support actions such as forwarding, sending emails, or LLM-based processing How It Works ------------ MailTrigger is built around the concept of **domains**, **mailboxes**, and **routes**: - ✅ **Domain** - A verified domain under your control (e.g., `example.com`). - ✅ **Mailbox** - You can create multiple mailboxes per domain (e.g., `alert@example.com`, `support@example.com`). - ✅ **Route** - Each mailbox supports multiple routes. - A route contains **rules** and **actions** to decide how incoming or outgoing emails are handled. - For example: "If subject contains 'Urgent', send this message to LINE + Telegram." Why Use MailTrigger? --------------------- MailTrigger is more than just an SMTP server — it's a **message automation hub**. - Want to send server alerts to WhatsApp? You can. - Want to auto-respond to certain emails using AI? Easy. - Want to transform mail into structured API calls? No problem. .. note:: MailTrigger helps you **control how email content flows across different messaging platforms**, ensuring better visibility, faster delivery, and smarter routing. If you're curious about why we built MailTrigger and how it came to life, you can .. raw:: html Read the origin story