Mailzzy

Official hosted server for Mailzzy email marketing. Manage contacts, groups and tags, build and preview segments, draft, test, schedule and send campaigns, edit templates and automations, send transactional email, and read campaign and deliverability reports. Remote Streamable HTTP at `https://api.mailzzy.com/crm/mcp/`; OAuth 2.1 with PKCE and dynamic client registration; requires a Mailzzy account. [Setup and tool documentation](https://mailzzy.com/docs/#mcp-overview). Hosted implementation is proprietary; the linked repository holds MIT-licensed documentation and the registry manifest.

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