Mozilla Thunderbird (often shortened to Thunderbird) is a free to download, open source multipurpose email software developed by Mozilla Corporation for Microsoft Windows, OS X, and Linux operating systems. Mozilla Thunderbird exists as an alternative to other, less reliable email clients with the added benefit of also being a news, feed reader, and chat program.
If you’re anything like the billions of people who send and receive emails every day, Mozilla Thunderbird has something to offer you. Between the massive amount of useful features, how incredibly easy it is to set up and use, and the fact that it’s a completely free download, Mozilla Thunderbird has become an invaluable asset to 1,700,000 people worldwide. All that’s left is for you to try it out yourself.
Mozilla Thunderbird’s primary function is that of an email client, and so that’s what it does best. Set up a unique, personalized email address in seconds and email anyone you want, whenever you want.
Thunderbird is a social hub! Chat through Facebook, Twitter, IRC, Google Talk, and more. Find out how Thunderbird can streamline your social experience.
Keep track of all your email contacts, family, friends and coworkers with Thunderbird’s one-click address book.
Search the web without ever having to leave the Thunderbird client.
Choose from thousands of user-created extensions that add endless functionality to the client. Enjoy thousands of user-created themes to completely customize your email viewing experience.
Stay up-to-date on all of the latest news in real-time.