API & Integration
You can find Postmark’s most popular API & Integration help articles on this page.
- Can I configure Postfix to send through Postmark?
- What are the SMTP details / credentials I should be using?
- Is Sendmail configurable through Postmark?
- Resolving AWS Port 25 Throttling
- How to Send from Outlook Using SMTP
- Configure WHM for Postmark SMTP Sending using Exim Configuration Manager
- Use Postmark’s Official PHP Library Without Composer
- Use Postmark to Send Emails from Craft
- Implementing a bounce hook in ASP.NET
- How do I enable delivery webhooks?
- How do I automatically alert senders when an email bounces?