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Discover the latest guides, tutorials, and announcements from our team.
Email testing 101
Explore different types of email testing, how to get started, and best practices to follow.
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How to read email headers: A developer's guide
Learn how to read email headers, trace delivery, check SPF, DKIM and DMARC, inspect sender details, and test email headers automatically.
Automated email testing: A complete guide
Learn how to automate email testing for password resets, OTPs, magic links, and more. Discover proven testing strategies, email assertions, CI/CD setup, and fixes for common failures.
5 Mailtrap alternatives for email testing (2026)
Compare the 5 best Mailtrap Email Sandbox alternatives like testmail.app, Mailosaur, MailSlurp, Mailinator, and Mailpit for email testing, CI/CD & QA.
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