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Lightning Em destaque

Organize your schedule and life's important events in a calendar that's fully integrated with your Thunderbird email. Manage multiple calendars, create your daily to do list, invite friends to events, and subscribe to public calendars.

Avaliado em 3 de 5 estrelas (1.889)
5.833.264 utilizadores

Session Manager Sem reínicio

Session Manager saves and restores the state of all or some windows - either when you want it or automatically at startup and after crashes. It can also automatically save the state of open windows individually.

Avaliado em 5 de 5 estrelas (447)
292.010 utilizadores

ChatZilla

A clean, easy to use and highly extensible Internet Relay Chat (IRC) client.

Avaliado em 4 de 5 estrelas (126)
143.533 utilizadores

UnMHT Sem reínicio

UnMHT allows you to view MHT (MHTML) web archive format files, and save complete web pages, including text and graphics, into a single MHT file in Firefox/SeaMonkey.

Avaliado em 5 de 5 estrelas (221)
95.773 utilizadores

gContactSync

gContactSync é um extra que sincroniza os seus Contactos do Google com o Livro de Endereços do Thunderbird 2 ou 3.

Avaliado em 4 de 5 estrelas (207)
77.123 utilizadores

FoxClocks Sem reínicio

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.

Avaliado em 4 de 5 estrelas (322)
71.058 utilizadores

Send Later

True "Send Later" functionality to schedule the time for sending an email.

Avaliado em 5 de 5 estrelas (42)
62.237 utilizadores

Diagnostics for Adblock Plus Sem reínicio

Diagnostics tool for Adblock Plus, provides some insight into internal processes of Adblock Plus.

Avaliado em 5 de 5 estrelas (1)
61.488 utilizadores

Copy Plain Text 2

Copies text without formatting

Avaliado em 5 de 5 estrelas (63)
50.959 utilizadores

Mail Redirect

Allow to redirect (a.k.a. "remail") mail messages to other recipients.

Avaliado em 4 de 5 estrelas (126)
35.941 utilizadores

QuickNote

A simple note-taking extension.

Avaliado em 5 de 5 estrelas (171)
26.643 utilizadores

Snap Links Plus

Select a number of links with a rectangle and open them all in new tabs in the same or a new window(s), download them or copy them to the clipboard. You can also lasso checkboxes to quickly check or uncheck them.

Avaliado em 4 de 5 estrelas (99)
25.981 utilizadores

Copy As Plain Text

Removes formatting from copied text.

Avaliado em 4 de 5 estrelas (57)
24.165 utilizadores

XNote++

Persistent sticky notes for Thunderbird associated to mails.
This is a port to Thunderbird >= 3 and Seamonkey >= 2 based on XNote 2.1.0 ( https://addons.mozilla.org/en-US/thunderbird/addon/3093 ) with bugfixes and additional features.

Avaliado em 5 de 5 estrelas (64)
20.935 utilizadores

Filter Uploader for Adblock Plus

DOES NOT BLOCK ADS! Don't install this add-on if you don't know what 'uploading' means!

This add-on Uploads the filters from your Adblock Plus installation to a FTP, HTTP, HTTPS server...

Avaliado em 3 de 5 estrelas (45)
20.861 utilizadores

SmartTemplate4

SmartTemplate4 offers an easy way to automatically create customized replies by auto-inserting various mail headers. Templates can be created for every account as well as for the default (all email accounts). Also supports the Stationery Add-on.

Avaliado em 5 de 5 estrelas (49)
18.962 utilizadores

AutoCopy 2

Copia o texto seleccionado automaticamente para a área de transferência.

Avaliado em 5 de 5 estrelas (58)
18.862 utilizadores

Add-ons Manager Context Menu

Add more items to Add-ons Manager context menu.

Avaliado em 5 de 5 estrelas (33)
17.054 utilizadores

MinimizeToTray Plus

Note from Mozilla: This add-on has been discontinued. Try MinimizeToTray Revived instead.

Minimize applications to the system tray.

Avaliado em 4 de 5 estrelas (193)
16.110 utilizadores

Quote Colors

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.

Avaliado em 4 de 5 estrelas (43)
14.532 utilizadores