Eudora Eudora is a robust e-mail client whose features include multiple address-book-formatting options and the ability to filter, redirect, and forward mail. It supports QuickTime- and HTML-enriched e-mail, letting you include stylized, formatted text and in-line graphics in your messages. Other features include a multipane interface; background mail-checking and sending; the ability to import existing settings, e-mail, and address books from Microsoft Outlook, Outlook Express, or Netscape mail programs; a Qualcomm PureVoice plug-in that allows voice-message exchanges; and a customizable interface, including movable, dockable window groups and toolbars. Eudora also features support for regular expressions in filters, field autocompletion, an automatic spelling checker, and a filter that will speak the name and subject of incoming messages (requires sound card).