A few short years ago, Thunderbird was on the verge of extinction. But you saved us! Today, we need your help again.

Life gets busy. That’s why the new calendar in Thunderbird Supernova is being designed to look and feel comfortable. It will help you more efficiently sift, sort, and digest all the crucial details of your day.

Need help with Thunderbird? Whether you need tech support or just an answer to a question, here’s how to find the help you need. And how to help the people who are helping you!

The Spaces Toolbar gives you fast access to your Mail, Address Books, Calendars, Tasks, Chat, and more! But did you know it can be customized? Learn how in our new Thunderbird Tip video!

This short video guide helps you get more organized. Learn how to manually sort all of the Thunderbird folders you have, including newsgroup and RSS feed subscriptions!

We fed Midjourney the official Thunderbird logo and a series of descriptive text prompts to produce these 4 stunning desktop wallpapers!

Introducing “Thunderbird Tips” and a new YouTube channel to help you get the most out of your Thunderbird experience!

The Thunderbird Time Machine boots up Windows XP, and travels back to 2004 to pay respect to Thunderbird 1.0.

Making Thunderbird requires an entire community: programmers, graphic designers, translators, writers, financial supporters, enthusiastic fans, quality assurance helpers, bug hunters, & beta testers. Want to contribute and help make Thunderbird better than ever? Here’s how!

It’s the Summer of 2003. Linkin Park, 50 Cent, and Evanescence have top-selling new albums. Apple’s iPod hasn’t even sold 1 million units. Mozilla’s brand new web browser is still called Firebird. And a new cross-platform, open-source application called Thunderbird just debuted from the foundations of Mozilla Mail…

We understand that certain add-ons are invaluable to your workflow. So, to help you decide the best time to update your version of Thunderbird, here’s a simple way to discover if the extensions you currently have installed are compatible with Thunderbird 102.

Thunderbird 102 is here! On behalf of the entire Thunderbird team, I’m thrilled to announce the availability of our major yearly release. Thunderbird 102 is loaded with highly-requested features, and we think you’ll be delighted by them.

Today, we announced our detailed plans for Thunderbird on mobile. We also welcomed the open-source Android email client K-9 Mail to the Thunderbird family. Below, you’ll find an evolving list of frequently asked questions about this collaboration and our future plans.

Open-source Android email app K-9 Mail has joined forces with the Thunderbird project, signaling the beginning of a long-term vision to deliver an outstanding Thunderbird mobile experience.

The wait for this year’s major new Thunderbird release is almost over! But you can test-drive many of the new features like the brand new Address Book, Matrix Chat support, import/export wizard, and refreshed visuals right now with the Thunderbird 102 Beta. Better still, you might be directly responsible for improving the final product via your feedback and bug reports.