The Curious Engineer

All blogs / Networking

Postmark (en-US)

postmarkapp.com/blog

Postmark is the most reliable way to get your transactional emails to the inbox. On our blog, we talk about new features and email delivery best practices.

NetworkingSoftware / engineering practiceEngineering blogs

’16’17’18’19’20’21’22’23’24’25’26
Posts
53 from 12 Oct 2016 to 8 Sep 2026
Posting
monthly (9 in the last year)
Kind
company blog
Feed
https://postmarkapp.com/blog/feed.atom

2026 8

  1. Introducing IP Allowlisting
  2. The Postmark MCP server, one year later: from 4 tools to 24
  3. Sending bulk email in Python? Prioritize practices that get your mail delivered
  4. Automate Python emails with attachments that get delivered
  5. Sending mission-critical emails in Python: SMTP or API?
  6. We migrated our email infrastructure to KumoMTA. Here's why it matters for you.
  7. Teach your AI coding agent how to send email with Postmark Skills
  8. How we improved unsubscribe links to boost your deliverability

2025 8

  1. Making AI assistants better at email: Postmark's new documentation tooling
  2. How to keep your Postmark account secure: Best practices guide
  3. Information Regarding Malicious "postmark-mcp" Package
  4. New: We made Pro and Platform tier features accessible to lower-volume email plans
  5. How a developer built an email-controlled Game Boy emulator with Postmark (because why not?)
  6. Our favorite submissions from the Postmark Challenge: Inbox Innovators
  7. Postmark Labs
  8. Announcing the Postmark Challenge: Inbox Innovators

2024 3

  1. Announcing the Postman Collection for Postmark
  2. An introduction to inbound email parsing (What it is, and how you can do it)
  3. List-unsubscribe headers: Here’s everything you need to know

2023 14

  1. Your 2024 guide to Google & Yahoo’s new requirements for email senders
  2. How to use Postmark as your SMTP email provider with Mastodon
  3. Experimentation weeks: How serving our support team leads to a better customer experience
  4. ActiveCampaign Hackathon Highlight: Postmark and AI
  5. Data quality, marketing automation, and an under-appreciated feline
  6. Tutorial: how to retrieve large datasets with the Messages API and node.js
  7. Introducing the Postmark Retention Add-on
  8. 5 Amazon SES alternatives, recommended by... an Amazon SES competitor?!
  9. TLD operators, API calls, and some authentically cute pets
  10. Plain-text emails, friendly vs. formal tone, and a must-buy printer
  11. Can you send bulk/marketing email with Postmark? Yes!
  12. ChatGPT & other spam traps, the Status API, and some lovely tunes
  13. 5 Mailgun alternatives, recommended by... a Mailgun competitor?!
  14. Writing readable code, sending emails fast, and EEAAO

2022 10

  1. 6 SendGrid alternatives, recommended by... a SendGrid competitor?!
  2. Sending promotional emails with Message Streams, explained
  3. Tutorial: how to dynamically add content to a Postmark Template
  4. What is transactional email and what is it used for?
  5. Why you can’t use a Gmail or Yahoo address to sign up for Postmark
  6. Introducing the Postmark App for ActiveCampaign
  7. Introducing the Postmark App for Stripe
  8. Take Postmark’s SMTP Field Manual for a spin
  9. Postmark and DMARC Digests have been acquired by ActiveCampaign
  10. Increasing Postmark's capacity: A parable of pipes

2021 2

  1. Goodbye Colocated Data Centers: How We Moved Postmark to AWS
  2. Expanded support for using Broadcast Message Streams via SMTP

2019 3

  1. Managing your Postmark templates with Github using Travis CI or CircleCI
  2. How to handle duplicate events in your code (or, why idempotency is important)
  3. How we use productboard to improve our product planning process

2018 1

  1. Enforcing user Do Not Track preferences on your website

2017 2

  1. Syntax highlighting code samples in HTML emails
  2. Better QA through automated user experience monitoring

2016 2

  1. How we built link tracking to be reliable, fast, and secure
  2. From roadmap to shipping: effective product management for remote teams