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DOM Inspector Requer reinicialização

DOM Inspector is a tool that can be used to inspect and edit the live DOM of any web document or XUL application. The DOM can be navigated using a two-paned window displaying a variety of different views on the document and all nodes within.

Avaliado em 5 de 5 estrelas (77)
25.263 usuários

ChatZilla Requer reinicialização

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

Avaliado em 4 de 5 estrelas (150)
23.581 usuários

ReminderFox

ReminderFox displays and manages lists of reminders and ToDo's. ReminderFox makes sure you remember all of your important dates via easy-to-use lists, alerts, and alarms, right in your browser/email without the need for a separate calendar program.

Avaliado em 4 de 5 estrelas (533)
16.517 usuários

StartupMaster

Asks for the master password at startup (fixes multiple password prompt)

Avaliado em 4 de 5 estrelas (282)
16.195 usuários

JavaScript Debugger Requer reinicialização

As of Firefox 33, Venkman *no longer works*, as the APIs which it needs have been removed.

Venkman is the code name for Mozilla's JavaScript Debugger. Venkman aimed to provide a powerful JavaScript debugging environment for Mozilla based browsers.

Avaliado em 4 de 5 estrelas (52)
14.455 usuários

MinimizeToTray revived Requer reinicialização

Minimizes windows into the system tray.

Avaliado em 4 de 5 estrelas (395)
14.189 usuários

Mailbox Alert

Mailbox Alert allows you to specify, for each seperate mail folder, a message, sound and/or a system command that will be executed when new mail is found there. ...

Avaliado em 4 de 5 estrelas (116)
13.990 usuários

FireTray Requer reinicialização

A system tray extension for Linux and Windows, allowing to set up custom icon, hiding to tray instead of closing, display the number of unread messages in mailing applications, and other features ...

Avaliado em 4 de 5 estrelas (280)
13.438 usuários

Open Google Calendar

Adds the Google Calendar web interface in a new Thunderbird tab. Creating and viewing events works like in a browser (Firefox, Chrome, ...)

Avaliado em 4 de 5 estrelas (25)
13.435 usuários

Toolbar Buttons

Adds toolbar buttons to the customize toolbar window in several programs including Firefox, Thunderbird and SeaMonkey. Some of the buttons make commonly preformed actions quicker, others add new functionality.

Avaliado em 4 de 5 estrelas (366)
8.445 usuários

ProfileSwitcher Requer reinicialização

It adds some options to launch easily other profiles and the Profile Manager.

Avaliado em 4 de 5 estrelas (112)
7.847 usuários

Dorando keyconfig Requer reinicialização

A modified Dorando's addon to rebind keyboard shortcuts. It is designed to be a drop-in replacement, keeping your old settings. (See details for upgrade instructions.)

As of version 2016.2, Custom keys (using custom JavaScript) work again!

Avaliado em 5 de 5 estrelas (47)
5.573 usuários

Toggle Word Wrap Requer reinicialização

Toggle word wrapping and PRE element wrapping in the message composition and HTML display windows, respectively.

Avaliado em 4 de 5 estrelas (47)
3.628 usuários

Classic Toolbar Buttons [Tb24-58] (discontinued)

'Classic Toolbar Buttons' add-on restores old toolbar button ui (known from Fx 4-7 small view, Fx4-12 large view & Tb5-14) for current Firefox, Thunderbird and Seamonkey versions.

Avaliado em 5 de 5 estrelas (145)
3.038 usuários

Minimize On Start and Close Requer reinicialização

A remake of the MinimizeToTray-extension made to fit the Windows 7 taskbar. Instead of minimize the window to the tray it minimize it to the taskbar. It can minimize on startup, when the window is closed and/or when the esc key is pressed.

Avaliado em 4 de 5 estrelas (111)
2.368 usuários

FlashGot Mass Downloader Requer reinicialização

Download all the links, movies and audio clips of a page at the maximum speed with a single click, using the most popular, lightweight and reliable external download managers.

Avaliado em 5 de 5 estrelas (889)
2.242 usuários

Simple Locale Switcher Requer reinicialização

Uma gestão mais fácil do idioma da interface do usuário

Avaliado em 5 de 5 estrelas (14)
2.180 usuários

GPO support For Firefox and Thunderbird

For work with new versions, use autoconfiguration module https://mozillagpo.sourceforge.io/
Firefox and Thunderbird extension to manage user preferences and user profile CA certificates using group policy

Avaliado em 4 de 5 estrelas (13)
1.937 usuários

Disable Add-on Compatibility Checks

Reinstates the extensions.checkCompatibility preference without respect to the current application version.

Avaliado em 4 de 5 estrelas (120)
1.840 usuários

Image Zoom Requer reinicialização

Adds zoom and rotation functionality for images...

Avaliado em 4 de 5 estrelas (354)
1.764 usuários