Featured Extensions

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URL Fixer No Restart Nên dùng

URL Fixer fixes common typos in URLs entered in the address bar. It will fix errors like "google.con" or "youtube,com". You have the option of being asked to confirm corrections before they are applied.

Rated 4 out of 5 stars (97)
24.454 users

QR Code Image Generator No Restart Nên dùng

Create a QR Code of the selected text or current URL. Customize image with different colors and sizes.Use CTRL-SHIFT-Q to quickly see the QR Code. Also possible to create a QR Code from free text within Firefox. Works completely offline!

Rated 4 out of 5 stars (13)
15.473 users

Thumbnail Zoom Plus Nên dùng

Shows full image when you hover over a thumbnail. Works with Amazon, Baidu Images, Bing Images, Facebook, Flickr, Google+, Google Images, IMDb, LinkedIn, Netflix, Pinterest, Reddit, Twitter, Yandex, YouTube, Wikipedia, Yahoo Images, & many more.

Rated 5 out of 5 stars (282)
142.819 users

Screengrab (fix version) Nên dùng

Screengrab! saves webpages as images.
0.98 released!
New features: upload to internet

Rated 5 out of 5 stars (233)
148.445 users

Video Resumer No Restart Nên dùng

Automatically resumes YouTube videos from where you played them last. Without this extension, for example, when you click through YouTube videos, back and forth, they always start from the beginning.

Rated 5 out of 5 stars (35)
24.892 users

Bloody Vikings! Nên dùng

Simplifies the use of temporary e-mail addresses in order to protect your real address from spam. Supports inter alia 10minutemail.com and anonbox.net.

Rated 5 out of 5 stars (40)
14.693 users

YouTube Video and Audio Downloader No Restart Nên dùng

Downloads YouTube videos in all available formats (FLV, MP4, WebM, and 3GP) with video quality of your choice. It also contains a pure JavaScript library to extract the ORIGINAL audio file embedded in video files.

Rated 4 out of 5 stars (226)
644.107 users

Lightbeam for Firefox No Restart Nên dùng

Lightbeam is a Firefox add-on that enables you to see the first and third party sites you interact with on the Web. Using interactive visualizations, Lightbeam shows you the relationships between these third parties and the sites you visit.

Rated 4 out of 5 stars (374)
531.001 users

Status-4-Evar Nên dùng

Status bar widgets and progress indicators for Firefox 4+

Rated 5 out of 5 stars (529)
151.821 users

Fastest Weather Forecast No Restart Nên dùng

Fastest Weather Forecast is the easiest way to check the weather while you browse internet

Rated 4 out of 5 stars (50)
48.127 users

QuickJava Nên dùng

Allows quick enable and disable of Java, Javascript, Cookies, Image Animations, Flash, Silverlight, Images, Stylesheets and Proxy from the Toolbar. This is great for increasing security or decreasing bandwidth.

Rated 5 out of 5 stars (242)
284.911 users

Undo Closed Tabs Button Nên dùng

Tired of going to History -> Recently Closed Tabs just to undo a closed tab? Then this extension is for you!

This extension allows you to undo closed tabs via a toolbar button or the right-click context menu.

Rated 4 out of 5 stars (347)
57.334 users

ProCon Latte Content Filter Nên dùng

Block web pages containing pornography or any other type of material based on keyword lists.

Rated 4 out of 5 stars (232)
68.768 users

Gmail Notifier (restartless) No Restart Nên dùng

Multiple account (or label) Gmail notifier (without storing passwords)

Rated 4 out of 5 stars (211)
98.831 users

Tab notifier Nên dùng

Enables desktop notifications like in Chrome (e.g. Gmail, imo.im) and, if the site doesn't support them, it can notify new messages or updates detecting changes of the title (e.g. Hotmail, Yahoo, Facebook, Twitter). Even if the browser is minimized!

Rated 4 out of 5 stars (35)
6.532 users

FoxyProxy Standard Nên dùng

FoxyProxy is an advanced proxy management tool that completely replaces Firefox's limited proxying capabilities. For a simpler tool and less advanced configuration options, please use FoxyProxy Basic.

Rated 4 out of 5 stars (326)
348.129 users

Evernote Clearly Nên dùng

Evernote Clearly makes blog posts, articles and webpages clean and easy to read. Save them to Evernote to read anywhere.

Rated 4 out of 5 stars (167)
128.560 users

YouTube Control Center No Restart Nên dùng

YouTube Control Center is an open-source project that aims to enhance the overall YouTube experience by providing the end user with more control in what the playback process is concerned.

Rated 4 out of 5 stars (29)
7.965 users

Reader No Restart Nên dùng

Reader is the ultimate Reader tool for Firefox.

Rated 5 out of 5 stars (42)
33.859 users

Menu Wizard Nên dùng

Customize menus : Helps removing, moving and renaming menus and menu items
Colorize important menu for ease of use! (use Style (CSS))
Change or disable any of used keyboard shortcuts
Support: Firefox, Thunderbird and SeaMonkey

Rated 5 out of 5 stars (73)
10.718 users