Postmark

Postmark is a transactional email service for delivering application-related emails. Developers and businesses use it to send emails like password resets, welcome messages, and shipping notifications.

Official docs: https://postmarkapp.com/developer

Postmark Overview

• Email
  • Server
• Signature

Use action names and parameters as needed.

Working with Postmark

This skill uses the Membrane CLI to interact with Postmark. Membrane handles authentication and credentials refresh automatically — so you can focus on the integration logic rather than auth plumbing.

Install the CLI