Based on its features, pros, and cons, I would give LeafMailer 2.8 PHP a rating of 4 out of 5 stars. It's a great choice for developers who need to send simple emails from their PHP applications, but may not be the best choice for more complex email sending tasks.
LeafMailer is a popular PHP email sending library that provides a simple and efficient way to send emails from PHP applications. Version 2.8 is a recent release that includes several improvements and bug fixes.