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Top Email Sending and Testing Resources
This is a cover image for an article that explains How to Configure WordPress SMTP Settings

How to Configure WordPress SMTP Settings 
On January 09, 2026
9min read
Learn how to set up WordPress SMTP to send transactional or marketing emails using PHPMailer or an SMTP plugin.
Yevhenii Odyntsov
Content @Mailtrap

Best 8 WordPress Transactional Email Plugins Reviewed
On January 09, 2026
9min read
We've picked eight great plugins for sending transactional emails in WordPress. Learn more about their features, integration options, and price tags.
Yevhenii Odyntsov
Content @Mailtrap
This is a symbolic graphic representation of Neo for an article that covers the topic in detail.

Honest Review of Neo: Create Business Email with Free Domain
On December 24, 2025
5min read
Read the in-depth analysis of Neo’s business email service, its features, pricing plans, and whether it’s worth investing in for a small business owner or not.
Swati Bucha
Content Marketing Strategist @titan.email
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Salesforce Email Integration: A Comprehensive Guide
On November 25, 2025
5min read
Looking to streamline your business communication? This article provides step-by-step instructions on integrating Salesforce with Outlook and Gmail, enhancing your CRM processes, and uncovering the potential benefits and limitations of each.
Yevhenii Odyntsov
Content @Mailtrap
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This is a graphic representation of an email blacklist, for an article that covers the topic in detail.

Email Blacklists Explained: Causes, Solutions, Prevention
On January 24, 2025
9min read
Find out what an email blacklist is, how it works, what are the reasons to get blacklisted, and how to get off the blacklist and avoid it in the future.
Dzenana Kajtaz
Technical Content Writer @Mailtrap

Email Client Testing Explained
On September 02, 2024
11min read
Learn how to test emails in different email clients using Email Sandbox, Litmus, Email on Acid, and more.
Diana Lepilkina
Content Specialist @Mailtrap

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This is a cover image for an article that explains How to Configure WordPress SMTP Settings

How to Configure WordPress SMTP Settings 
On January 09, 2026
9min read
Learn how to set up WordPress SMTP to send transactional or marketing emails using PHPMailer or an SMTP plugin.
Yevhenii Odyntsov
Content @Mailtrap

Best 8 WordPress Transactional Email Plugins Reviewed
On January 09, 2026
9min read
We've picked eight great plugins for sending transactional emails in WordPress. Learn more about their features, integration options, and price tags.
Yevhenii Odyntsov
Content @Mailtrap

BIMI: the New Word in Email Authentication
On December 19, 2025
7min read
BIMI authentication is a brand new weapon against spoofing. Are you curious about how it works? We’ve got everything covered for you.
Oleksii Ianchuk
Product Lead @ Mailtrap

What is an Email API?
On July 23, 2025
10min read
Learn what an email API is, how to use it, and why you need it for both side and major projects, all in this article.
Dzenana Kajtaz
Technical Content Writer @Mailtrap
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Mailtrap robot holds a certificate to indicate Mailtrap acquiring ISO certification

Mailtrap Is Now ISO Certified 
On April 10, 2024
2min read
Mailtrap can now certify that we handle all the development processes in accordance with ISO standards. Learn what this means in this article.
Ketevan Bostoganashvili
Technical Content Writer @Mailtrap
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