Best free email clients

• Mozilla Thunderbird
  Thunderbird delivers. Enjoy safe, fast, and easy email, with intelligent spam filters, quick message search, and customizable views. Brought to you by the makers of Firefox, Thunderbird makes email better.
  
  
• Evolution
  Evolution is an incredibly versatile email/calendar/PIM that took the Linux world by storm a few years ago. It has been called an 'Outlook replacement' by every tech site from ZDNet to InfoWorld.
  
  
• Foxmail
  Foxmail is a compact, yet very powerful email program with many useful features and a pleasant interface. Foxmail supports POP3 accounts as well as Hotmail accounts and offers support for HTML email, mailbox encryption, multiple accounts and more. Foxmail also comes with a WYSIWIG tool to compose nice looking HTML emails from templates or scratch.
  
  
• IncrediMail Xe
  IncrediMail Ltd. is a global leader in email solutions focused on enhancing traditional email communication. IncrediMail designs, develops and markets an integrated suite of email software products that creates an entertaining email experience by offering users the ability to design a customized and personal presentation.
  
  
• 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.
  
  
• Yet Another Email Client
  YAMC is an easy to use and attractive email program, that supports multiple mailboxes, email checking, HTML mail and also offers an address book, calendar and more. It also includes a search function, customizable folders and several import/export options as well as a unique feature that allows you to search Google for any highlighted word in the email body. Additional features include filtering options, an event planner and more.
  
  
• Scribe
  Scribe is a small and fast email client with an intergrated contact database and calendar. It supports all the major internet mail protocols and uses international standards where possible. Scribe doesn't required installing or uninstalled and can be used from a removable drive without reconfiguration. It comes with a bayesian spam filter and translations to many different languages.