Extensions les mieux notées

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YouTube High Definition Pas de redémarrage

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.

Noté 5 sur 5 étoiles (192)
269 903 utilisateurs

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!

Noté 5 sur 5 étoiles (105)
23 254 utilisateurs

Theme Font & Size Changer Pas de redémarrage

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.

Noté 5 sur 5 étoiles (143)
86 239 utilisateurs

Classic Toolbar Buttons Pas de redémarrage

'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!

Noté 5 sur 5 étoiles (141)
39 515 utilisateurs

Open With Photoshop Pas de redémarrage

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.

Noté 5 sur 5 étoiles (43)
13 933 utilisateurs

Add-ons Manager Context Menu

Add more items to Add-ons Manager context menu.

Noté 5 sur 5 étoiles (28)
9 818 utilisateurs

YouTube Flash Video Player Pas de redémarrage

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

Noté 5 sur 5 étoiles (27)
232 041 utilisateurs

Old Default Image Style Pas de redémarrage

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

Noté 5 sur 5 étoiles (89)
11 076 utilisateurs

Private Tab Pas de redémarrage

Adds private tabs.

Noté 5 sur 5 étoiles (183)
71 331 utilisateurs

Reader Pas de redémarrage

Reader is the ultimate Reader tool for Firefox.

Noté 5 sur 5 étoiles (50)
31 634 utilisateurs

Copy Plain Text 2

Copie le texte sélectionné sans formatage.

Noté 5 sur 5 étoiles (56)
34 839 utilisateurs

Facebook Messenger Pas de redémarrage

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

Noté 5 sur 5 étoiles (23)
24 897 utilisateurs

Google search link fix Pas de redémarrage

This extension prevents Google, Yahoo 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.

Noté 5 sur 5 étoiles (117)
63 864 utilisateurs

Go Parent Folder

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

Noté 5 sur 5 étoiles (95)
8 181 utilisateurs

Вебмастер SAPE

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

Noté 5 sur 5 étoiles (162)
9 396 utilisateurs

uBlock Origin Pas de redémarrage

Finally, an efficient blocker. Easy on CPU and memory.

Noté 5 sur 5 étoiles (104)
82 129 utilisateurs

SmoothWheel

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

Noté 5 sur 5 étoiles (246)
44 978 utilisateurs

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.

Noté 5 sur 5 étoiles (63)
18 686 utilisateurs

Stylish Sync Pas de redémarrage

Sync engine for Stylish with backup / restore facility.

Noté 5 sur 5 étoiles (19)
5 714 utilisateurs

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.

Noté 5 sur 5 étoiles (71)
32 771 utilisateurs