Google Analytics is a powerful tool for click tracking. You can also use it to track email opens for email campaigns. Here is a tutorial on how to do this
The list-unsubscribe header is an unsubscribe link displayed in the email header. Explore its benefits and how to set it up in this blog post.
There are two email transfer methods: SMTP relay and Web API. Check out the pros and cons of each of them to know which one is the best for your project.
550 5.1.1 User unknown is a server error response code to RCPT TO command. Learn what it means, how to fix and avoid this issue on different servers
A local SMTP server can be a decent alternative to third-party email services. Find out how to set up your own SMTP server on macOS, Linux, and Windows
Email queue is a component of SMTP servers that creates an array of emails to be processed for delivery. Find out more about queuing on and beyond the mail server.
Gmail SMTP is the most famous free SMTP server. But it’s not always a go. Check out the best free cloud-based SMTP services you can use for your project
You can send emails from Windows PowerShell using the Send-MailMessage cmdlet, EASendMail component, and System.Net.Mail API. Check out these options in detail.
MailHog is a fake SMTP server for testing the email sending of web apps. Find out how to set it up and use it, as well as the best alternatives to MailHog.
SMTP authentication protects your mail server from unauthorized use. Learn more about SASL mechanisms, ports, and errors associated with SMTP AUTH