Herald for Mac allows you to customize quite a few options related to the notifications you receive for e-mail. While the newest versions of OS X have included quite a few notification upgrades, Herald allows you to do much more, customizing the transparency, colors, fonts, and layout of the notification boxes that appear when you receive new e-mail on your computer.
To install Herald you'll need to first download and unzip the file. It is installed as a plugin for the tools included in your Mail's Preferences menu so that is where you will find the options. You … Read more