mailexodus

Mailexodus is an open-source utility designed to simplify email platform migrations, providing a clear playbook for agents. Key features include: * Maps source exports to destination imports * Identifies manual review gaps in migration * Supports over 29 email service providers * Provides a command-line interface (CLI) and MCP server functionality * Generates read, map, and write steps for migration projects This tool goes beyond a simple checklist, offering a comprehensive plan for what can be safely moved and what requires human attention before any agent starts writing. It normalizes data to a portable schema, ensuring consistency across different platforms. By flagging segments and flows that don't translate cleanly, Mailexodus prevents surprises and reduces the manual effort involved in rebuilding complex automations. Mailexodus is ideal for agencies, marketing teams, and developers managing email lists and customer journeys who need a reliable and transparent way to switch email platforms. It ensures that businesses maintain full control over their subscriber lists and communication flows, eliminating platform lock-in. The open schema approach and free, MIT-licensed structure make it a flexible choice for diverse migration scenarios.