
Get Involved
Thunderbird is an open source project, which means anyone can contribute ideas, designs, code, and time helping fellow users.
Join UsVersion 78.7.1, first offered to channel users on February 5, 2021
CardDAV address books now support OAuth2 and Google Contacts.
Thunderbird will no longer allow installation of addons that use the legacy API
Send message button sometimes remained enabled when it should be disabled
Pressing command+enter to send a message on macOS did not work
OpenPGP: Failed to save attachments that contained binary data after decryption
Global search UI fixes
Various theme and color fixes to improve ease of use