Introducing The Brand New Thunderbird Logo!
We asked Jon Hicks, the creator of the original Firefox and Thunderbird logos, to re-imagine his iconic design in light of Thunderbird’s exciting future.

We asked Jon Hicks, the creator of the original Firefox and Thunderbird logos, to re-imagine his iconic design in light of Thunderbird’s exciting future.
Mozilla, a global, nonprofit organization dedicated to making the Web better, today released new versions of Mozilla Thunderbird, its free and open source email application, available for Windows, Mac, and Linux. We are happy to announce that the new Thunderbird release includes several new features and improvements, such as improved message thread management options, as […]
This release of Mozilla Thunderbird comes with a new button on the right hand side, at the top of the window; called the Menu Button it provides more options to customize the user interface. The Menu Button allows users to remove the Menu Bar from the top of the window in order to grant more […]
Thunderbird keeps on expanding the list of partners for Thunderbird Filelink: we are pleased to announce that Box.com now joins YouSendIt and UbuntuOne in the list of tightly integrated online storage service partners. With Thunderbird Filelink, sending large files is no longer a pain. Simply select the file you want to attach and tell Thunderbird […]
In addition to many other features, this new version of Thunderbird supports Chat: you now can enjoy real time conversation with your contacts, right from your favorite messaging application. On top of this, Thunderbird makes it easy to search through both past conversations and received emails. Let’s say that a week ago, I sent you […]
Thunderbird is an absolutely core tool used by 20 million people to manage one of the most important areas of their internet life: their email. When Mozilla recently announced some big changes to our Thunderbird strategy (link: https://blog.lizardwrangler.com/2012/07/06/thunderbird-stability-and-community-innovation/) we knew that there would be an uproar. We knew that it would be interpreted by many […]
We’ve released a new update bringing various security, stability and other improvements to Thunderbird. Reminder: The Thunderbird 3.1.x series is no longer supported and are becoming more exposed to Internet security threats. We recommend that all Thunderbird users upgrade to the latest release as soon as possible. To get the latest versions of Thunderbird for […]
On Friday, Mitchell Baker posted on the future of Thunderbird. In summary, we are focusing efforts towards important web and mobile projects, such as FirefoxOS, while Thunderbird remains a pure desktop-only email client. We have come to the conclusion that continued innovation on Thunderbird is not the best use of our resources given our ambitious […]
Mozilla, a global, nonprofit organization dedicated to making the Web better, today released new versions of Mozilla Thunderbird, its free and open source email application, available for Windows, Mac, and Linux. If you’ve ever dreamt of having a personalized email address (such as “kirk@chezkirk.net” or “dad@thesmithfamily.com”) for you, your family or your business, Thunderbird has […]
You want to contribute to the Thunderbird project but you’re not into testing or coding? We have many other areas where we and the community-at-large would appreciate help! What about documentation or localization? We talked about software and beta testing in our last post, but software also needs solid documentation. We write Knowledge Base articles […]
When the Thunderbird team recently started talking about how to increase the size of the Thunderbird contributor community, we thought that one interesting thing we could do was to describe the daily life of members of the Thunderbird team. In this post, we introduce readers to Thunderbird’s quality assurance and development activities, and link to […]