The bat mail client

You're referring to the Bat mail client!

Bat is a popular, open-source, and highly customizable email client for Windows, macOS, and Linux. It's known for its simplicity, speed, and flexibility. Here are some of its key features:

  1. Customization: Bat allows you to customize almost every aspect of the email client, from the layout to the behavior. You can change the theme, font, and colors to suit your taste.
  2. Speed: Bat is designed to be fast and responsive, making it a great choice for those who need to manage multiple email accounts quickly.
  3. Security: Bat includes built-in support for encryption, digital signatures, and PGP (Pretty Good Privacy) to ensure secure communication.
  4. Multi-account support: You can manage multiple email accounts from different providers, such as Gmail, Outlook, Yahoo, and more, all within the same client.
  5. Filtering and labeling: Bat includes powerful filtering and labeling capabilities, allowing you to categorize and prioritize your emails with ease.
  6. Keyboard shortcuts: Bat offers a wide range of customizable keyboard shortcuts, making it easy to navigate and manage your emails quickly.
  7. Plugin support: Bat has a large community of developers who create plugins to extend its functionality. You can find plugins for tasks like spell checking, grammar checking, and more.

Some of the benefits of using Bat include:

If you're looking for a customizable and feature-rich email client, Bat is definitely worth considering!