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YouTube High Definition

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.

Rated 5 out of 5 stars (234)
284.454 usuaris

YouTube Flash Video Player

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

Rated 5 out of 5 stars (47)
285.904 usuaris

Theme Font & Size Changer

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.

Rated 5 out of 5 stars (169)
96.649 usuaris

QuickFolders (Tabbed Folders) Requires Restart

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!

Rated 5 out of 5 stars (112)
23.908 usuaris

Google search link fix

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.

Rated 5 out of 5 stars (131)
68.298 usuaris

Add-ons Manager Context Menu Requires Restart

Add more items to Add-ons Manager context menu.

Rated 5 out of 5 stars (35)
18.024 usuaris

Classic Toolbar Buttons

'Classic Toolbar Buttons' add-on restores old toolbar button ui (known from Fx 4-7s small view, Fx 4-12s large view & Tb 5-14) for current Firefox, Thunderbird and Seamonkey versions on Windows.

Beta builds on versions page!

Rated 5 out of 5 stars (150)
37.427 usuaris

Adblock Plus Destacat

Molest/a pels anuncis? Preocupat per seguiment? Instal·la Adblock Plus ara per recuperar el control d'Internet i canviar la manera com veus la web.

Aquí teniu un breu resum en vídeo a http://www.youtube.com/watch?v=oNvb2SjVjjI

Rated 5 out of 5 stars (4.842)
19.118.712 usuaris

Reader

Reader is the ultimate Reader tool for Firefox.

Rated 5 out of 5 stars (59)
33.487 usuaris

Messenger for Facebook™

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

Rated 5 out of 5 stars (35)
32.106 usuaris

Go Parent Folder Requires Restart

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

Rated 5 out of 5 stars (108)
8.811 usuaris

Old Default Image Style

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

Rated 5 out of 5 stars (92)
7.855 usuaris

Вебмастер SAPE Requires Restart

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

Rated 5 out of 5 stars (167)
6.849 usuaris

Private Tab

Adds private tabs.

Rated 5 out of 5 stars (221)
66.983 usuaris

Copy Plain Text 2 Requires Restart

Copies text without formatting

Rated 5 out of 5 stars (66)
44.013 usuaris

Show My Password Requires Restart

First release on addons.mozilla.org

Rated 5 out of 5 stars (79)
33.059 usuaris

SeaTab-X-2 Requires Restart

Adds Firefox-style tab closers into SeaMonkey.

Rated 5 out of 5 stars (18)
2.127 usuaris

Add-ons Manager - Version Number

Restores version numbers for all installed add-ons inside Add-on Manager on Firefox, Thunderbird and Seamonkey.

Rated 5 out of 5 stars (18)
1.660 usuaris

Share Button for Facebook™

Share Button for Facebook™ lets you share any web page on your Facebook™ Timeline by a quick button.

Rated 5 out of 5 stars (25)
10.334 usuaris

Stylish Sync

Sync engine for Stylish with backup / restore facility.

Rated 5 out of 5 stars (25)
6.030 usuaris