Add-ons
Jonathan's Phoenix
by sonorous
About this Collection
Awesome Addons
104 Add-ons in this Collection
Display Quota
by Arnaud Abelard
3,485 users
This extension will display the current status of your IMAP quota in thunderbird's statusbar and will warn you when you reach a configurable limit...
Calendar Tweaks
by DW-dev
1,796 users
Allows several tweaks to the Thunderbird/Lightning calendar user interface including new selection styles and repeating event icons. Mimics the colors and styles found in MS Outlook.
Google Contacts
by H.Ogi
11 users
Access to Google contacts and synchronize them with Thunderbird address books.
Account Colors
by DW-dev
2,998 users
Associates user-defined colors with POP3/IMAP accounts and identities. Applies these colors to accounts, identities, folders, message list, message headers and compose headers. Users will always know which accounts/identities they are working with.
Google Calendar Tab
by Bryan Clark
47 users
Adds the Google Calendar web interface as a new tab directly into Thunderbird. Creating and viewing events works just as it would in a browser like Firefox
FiltaQuilla
by R Kent James, Realraven (Axel Grude)
15,586 users
Adds many new mail filter actions - launch a file, suppress notification, remove star or tag, mark replied or unread, copy as "read", append text to subject.
Phoenity Shredder
Allow HTML Temp
by Alexander Ihrig
10,458 users
Allows to have HTML temporarily enabled (and displayed) in the currently selected message by only one click. When switching to another message, it'll be shown automatically again in plain text or simple html mode (according to your settings).
Remove Duplicate Messages
by Thorsten W. Schmidt
386 users
If you have duplicate messages (e.g. from merging folders or downloading messages several times) you can use this tool to find and remove them from the selected folder and its subfolder by rightclicking on a folder and choosing "Remove duplicates..."
Quote Colors
by Malte Ruecker
105 users
Quote Colors allows you to select text and background colors of different quote levels which are applied when reading or printing mail/news messages. Additionally, you can choose between graphical and traditional plain text quoting display mode.
EMail Address Crawler
by CySlider
15 users
Automatically fill your address books or send mass mails with e-mail addresses extracted from all your e-mails.
Nostalgy
by Alain Frisch
878 users
Keyboard shortcuts to change folder, move/copy messages, with folder name auto-completion.
ThreadVis
by ahubmann
3,313 users
Displays a small graphic visualising the context (thread) of the currently selected email.
ThunderBrowse
by GS! Networks
59 users
Did your friend send you a cool link? Want to read the rest of that interesting article? Don't want to open up your web browser just to view it? You don't have to! Just view it in Thunderbird with ThunderBrowse!
Auto Address Cleaner
by markopee
241 users
Removes comment, display name automatically from addresses before sending mail.
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