A Evernote Firefox Extension é a melhor maneira de lembrar todos os itens interessantes que você vê online. Esqueça indicadores e abertura de guias, salve a página da Web em si — texto, links, imagens, tudo com alguns cliques.
Personas are free, easy-to-install "skins" for Firefox. Personas Plus extends that built-in functionality to give you even more control and easier access to new, popular, and your own favorite Personas.
LookOut is a plugin which allows Thunderbird to interface with Microsoft's mail tools by decoding metadata and attachments encapsulated/embedded in a TNEF encoded attachment (aka winmail.dat).
This extension allows you to manually sort (order) your folders in the folder pane of Thunderbird or automatically sort them, but in a better way. This extension also allows you to re-order accounts in the folder pane.
This extension is for those TB3 users who want the multiple-columns view that TB2 allowed
Switch the signature on/off or choose a new one from your predefined set...
Displays the Exif and IPTC data in local and remote JPEG images.
FoxClocks shows times around the world - or just your local time - at the bottom of your browser. It deals with daylight saving time so you don't have to.
Doppelte Nachrichten im Postfach können mit diesem Add-On sehr schnell entfernt werden. Mit einem Rechtsklick auf einen Ordner und auswählen von "Doppelte Nachrichten entfernen..." werden auch Unterordner bereinigt.
Search and remove messages which are the same as other messages in your mail folders (referred to as duplicates or dupes).
Add symbol in header plane to switch between compact and expanded view. Options to switch between one or two lines compact view, which buttons should be displayed in header pane. Linkify RSS subject. Optionally darkens header if message has focus.
Extracts all attachments from selected messages and then can delete, detach or mark-read.
The "Swiss army knife" of folders. Turn your favorites into tabs - open folders and subfolders, move mails without scrolling around or searching. powerful + easy.
See new mail at a glance after automatic filtering - supports quickFilters addon!