Beta This category is used to describe and discuss Thunderbird Beta releases. Please only use this category to discuss Beta releases, if it does not deal with Beta releases - don’t use this category!
Add-ons This category is for discussing Thunderbird add-ons/extensions. This is a good place to discuss add-on development, ask questions about creating add-ons, and help others create new extensions.

Useful Thunderbird Links [Thunderbird] (10)
About the Thunderbird category [Thunderbird] (1)
The question of the functional future TB [Thunderbird] (1)
NoComposeAccount : existe-t-il un équivalent? [Add-ons] (1)
🤺 Send Later add-on vs. Drafts folder [Add-ons] (2)
Simple Thunderbird Build mach build failed, what next? (Docs suggestion) [Thunderbird] (4)
Beta release notes webpage does not have the correct link under 'download' [Beta] (4)
Wann können Sie das Programm in deutscher Sprache zur Verfügung stellen? [Beta] (2)
Thunderbird 60.0b7 mbox to maildir conversion question [Beta] (1)
Thunderbird freeze [Beta] (3)
Lightning - Beta Thunderbird [Beta] (3)
Food for thought - Gnome moved to GitLab [Thunderbird] (1)
How to access elements inside a browser element (for example the abContactsPanel sidebar) [Add-ons] (2)
How to add attachment in Quicktext for Thunderbird [Add-ons] (3)
New Beta Thunderbird Icon Needs Fixed [Beta] (3)
Please add DuckDuckGo as a search engine option [Beta] (3)
Proposal for design: Label [Thunderbird] (1)
Release channel version bump? [Thunderbird] (3)
Installing Thunderbird (Beta) in GNOME dock [Thunderbird] (2)
Please new conversations! [Beta] (6)
Liberapay donations [Thunderbird] (1)
Email Reminder Feature [Beta] (1)
Can we mirror, or move, all newsgroups and mailing lists into Discourse? [Thunderbird] (11)
Greek Spelling or Spellchecking Dictionary [Add-ons] (2)
Viewing TNEF Emails. Core integration [Thunderbird] (8)
Dictionaries will break if 60.0 ships soon [Beta] (5)
How is Thunderbird code (comm-central) organized/structured? [Thunderbird] (3)
Thunderbird should have a feature request site [Thunderbird] (14)
Tunderbird Daily Builds - No Build Since 21 March? [Thunderbird] (8)
Really important: import .msf and .sbd from older version or previous computer/network [Thunderbird] (2)