Estensioni più votate


YouTube High Definition Riavvio non richiesto

YouTube High Definition is a powerful tool that will let you automatically play all YouTube videos in HD (High Definition), turn off annotations, change video player size, auto stop videos, auto mute videos, control embedded videos and much more.

Assegnate 5 su 5 stelle (210)
276.551 utenti

QuickFolders (Tabbed Folders)

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!

Assegnate 5 su 5 stelle (109)
28.382 utenti

Theme Font & Size Changer Riavvio non richiesto

Theme Font & Size Changer lets you change the global font size and font family used for the user interface in Firefox. Design your browser with your favorite font.

Assegnate 5 su 5 stelle (155)
99.088 utenti

Google search link fix Riavvio non richiesto

This extension prevents Google and Yandex search pages from modifying search result links when you click them. This is useful when copying links but it also helps privacy by preventing the search engines from recording your clicks.

Assegnate 5 su 5 stelle (116)
67.866 utenti

Open With Photoshop Riavvio non richiesto

Open With Photoshop is a new companion for web and graphic designers to open up any web image with Adobe Photoshop via a single and quick mouse click.

Assegnate 5 su 5 stelle (48)
22.783 utenti

Classic Toolbar Buttons Riavvio non richiesto

Questo add-on ripristina l'aspetto dei tasti della barra degli strumenti di
Firefox, Thunderbird e Seamonkey per Windows.

Beta/Aurora/Nightly (dev)builds:

Assegnate 5 su 5 stelle (144)
40.625 utenti

YouTube Flash Video Player Riavvio non richiesto

YouTube Flash Video Player is a powerful tool that will let you choose Flash video player as default YouTube video player.

Assegnate 5 su 5 stelle (37)
290.838 utenti

Add-ons Manager Context Menu

Add more items to Add-ons Manager context menu.

Assegnate 5 su 5 stelle (32)
15.572 utenti

Facebook Messenger Riavvio non richiesto

Facebook Messenger lets you bring a Facebook Messenger right into your browser to chat with your friends.

Assegnate 5 su 5 stelle (27)
30.620 utenti

Copy Plain Text 2

Copia il testo selezionato senza formattazione.

Assegnate 5 su 5 stelle (64)
49.522 utenti

Old Default Image Style Riavvio non richiesto

Restores the default image style used for top-level images in previous versions of Firefox.

Assegnate 5 su 5 stelle (89)
9.899 utenti

Reader Riavvio non richiesto

Reader is the ultimate Reader tool for Firefox.

Assegnate 5 su 5 stelle (53)
34.667 utenti

Go Parent Folder

Add "Go Parent Folder" menu to context menu in The Library list view and Search result in Bookmarks Sidebar.

Assegnate 5 su 5 stelle (103)
8.981 utenti

Вебмастер SAPE

Дополнительная панель инструментов Firefox содержит набор функций, расширяющих возможности вебмастеров и оптимизаторов при работе в интерфейсе биржи SAPE.

Assegnate 5 su 5 stelle (163)
9.895 utenti

Private Tab Riavvio non richiesto

Adds private tabs.

Assegnate 5 su 5 stelle (204)
74.906 utenti

Show My Password

You are annoyed because your password fields are always scrambled though nobody else but you can see the screen? This most advanced unscrambling addon shows your passwords in readable letters, while being fully customizable to fit your needs.

Assegnate 5 su 5 stelle (76)
34.400 utenti

Facebook Toolbar Button Riavvio non richiesto

Facebook Toolbar Button lets you visit your Favorite Facebook quickly and easily by adding a special Facebook Button to your Toolbar.

Assegnate 5 su 5 stelle (17)
26.872 utenti


Persistent sticky notes for Thunderbird associated to mails.
This is a port to Thunderbird >= 3 and Seamonkey >= 2 based on XNote 2.1.0 ( ) with bugfixes and additional features.

Assegnate 5 su 5 stelle (64)
23.965 utenti

GNotifier Riavvio non richiesto

Add-on for Firefox and Thunderbird. Integrates Firefox's notifications with the OS's native notification system. It supports most Linux desktops and Windows 8.

Assegnate 5 su 5 stelle (46)
11.940 utenti


Scrolls the page smoothly when scrolling the mouse wheel (or keyboard arrows if enabled).

Assegnate 5 su 5 stelle (251)
43.616 utenti