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.
Thunderbird 60 Released, get it now! [Thunderbird] (2)

Thunderbird 60 has been released! This is our new stable release and contains a bunch of great improvements. You can read an overview here. If you just want to download Thunderbird, you can do so at Le…

About the Thunderbird category [Thunderbird] (1)
ReplyWithHeader v2.0 still pending at Awaiting Review [Add-ons] (5)
How to upload existing add-on to new site? [Thunderbird] (1)
Recipient not receiving message [Beta] (1)
Plugin for easy linking from prepared link database [Add-ons] (2)
New site for Thunderbird add-ons [Thunderbird] (12)
Want to verify fact re: Thunderbird mail app [Thunderbird] (6)
Viewing TNEF Emails. Core integration [Thunderbird] (10)
Thunderbird Calander Google & iCalander Sync Option [Beta] (6)
Quicktext and attachement list [Thunderbird] (1)
Text colour change [Thunderbird] (2)
How on earth do you install a Thunderbird Theme? [Thunderbird] (6)
beta [Beta] (2)
Please add DuckDuckGo as a search engine option [Beta] (4)
Auto add event invites [Add-ons] (1)
Thunderbird add-ons corrupt or unverified [Add-ons] (6)
Zero compatible add-ons for Thinderbird 52.9.1 32 bits [Thunderbird] (2)
Lightening Download [Add-ons] (6)
I want to wirte addon for Thunderbird [Add-ons] (4)
Create plugin for thunderbird to save attachments a specific folder [Add-ons] (1)
How to add attachment in Quicktext for Thunderbird [Add-ons] (4)
Message Filters and Filter Logs [Beta] (4)
Time Of Day Mail Notifications [Add-ons] (3)
I managed to delete my account. How do I reinstal my backup [Thunderbird] (6)
Allow sorting of accounts via dragging [Beta] (2)
Thunderbird freeze [Beta] (5)
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)