____           _                        _       ____  _    _ _ _
|  _ \ ___  ___| |_ _ __ ___   __ _ _ __| | __  / ___|| | _(_) | |___
| |_) / _ \/ __| __| '_ ` _ \ / _` | '__| |/ /  \___ \| |/ / | | / __|
|  __/ (_) \__ \ |_| | | | | | (_| | |  |   <    ___) |   <| | | \__ \
|_|   \___/|___/\__|_| |_| |_|\__,_|_|  |_|\_\  |____/|_|\_\_|_|_|___/

Postmark Skills

Agent Skills for the Postmark email platform. Teach AI coding agents how to send transactional email, process inbound messages, manage templates, and configure webhooks using the Postmark API. Check out this blog post we wrote for more info.

Available Skills

Skill	Description
postmark-send-email	Send emails via Postmark API — single, batch, bulk, and template-based. Supports transactional and broadcast message streams.
postmark-inbound	Process incoming emails with Postmark inbound webhooks. Build reply-by-email, email-to-ticket, and document extraction workflows.
postmark-templates	Create and manage server-side email templates with Handlebars syntax. Supports layouts, template validation, and cross-server pushing.
postmark-webhooks	Configure webhooks for delivery, bounce, open, click, spam complaint, and subscription change events.
postmark-email-best-practices	Deliverability, compliance (CAN-SPAM, GDPR, CASL), transactional email design, list management, testing safely, and sending reliability.

Installation

npx skills add ActiveCampaign/postmark-skills

Install a specific skill:

npx skills add ActiveCampaign/postmark-skills --skill postmark-send-email

Usage

Once installed, your AI coding agent will automatically use these skills when relevant. Example prompts:

• "Send a welcome email using Postmark"
• "Set up inbound email processing for a support ticket system"
• "Create a Postmark template for order confirmation emails"
• "Add bounce and delivery webhooks to track email status"
• "Send a batch of 200 notification emails through Postmark"
• "How do I set up SPF, DKIM, and DMARC for Postmark?"
• "What are the CAN-SPAM and GDPR requirements for my email list?"
• "Help me design a password reset email"

Postmark & Community SDKs

• Node.js / TypeScript — postmark
• Python — postmarker*
• Ruby — postmark
• PHP — wildbit/postmark-php
• .NET — Postmark

* Disclaimer: Third-party SDKs are provided "as is" without warranty of any kind. Postmark disclaims all liability for any damages or issues arising from their use.

Prerequisites

1. A Postmark account
2. A verified sender domain or sender signature
3. Your Server API Token (from Postmark Servers)
4. Set your token as an environment variable: POSTMARK_SERVER_TOKEN

Why Postmark?

• Message Streams — Separate transactional and broadcast email for better deliverability
• 500 emails per batch — 5x more than alternatives
• Batch attachments — Attach files in batch sends
• Server-side templates — Handlebars templates with layout inheritance, no client-side rendering needed
• Full inbound processing — Parse and route incoming emails with webhook delivery
• 15+ years deliverability expertise — Trusted by 100,000+ developers

License

MIT