The e-mail and newsgroup client for 2004 and beyond.

Thunderbird makes emailing safer, faster and easier than ever before with the industry's best implementations of features such as intelligent spam filters, a built-in spell checker, extension support, and much more.

We designed Thunderbird from the ground up to boost users' productivity. That's why we've made it easier for you to simply get your work done, without the hassles of wading through advertisements and other junk mail. Emailing should be efficient and convenient. We make that possible using fully open and industry leading standards. Read on to find out more about the reasons why you should use Thunderbird as your mail and news client.