"RAD Studio" matching MCP connectors:

Send email, push, Slack, Discord, Telegram and webhook notifications and manage templates with Ray.

Reach a human at Voix: submit the studio contact form and get a reply by email.

MailInApp

com.mailinapp

Build and send interactive email campaigns: studio editing, contacts, sending, results.

Email for agents: domains, aliases, IMAP mailboxes, DNS, sending and webhooks via one API key.

TemwayOAuth

io.github.temway

Visual email & layout builder that turns AI assistants into a Temway authoring studio.