Featured Extensions

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Weather Forecast Plus Featured

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

Rated 4 out of 5 stars (47)
28,476 users

SearchWP Requires Restart Featured

Jump-to-word buttons and highlighting for the search box content

Rated 5 out of 5 stars (147)
20,507 users

FireFTP Requires Restart Featured

FireFTP is a free, secure, cross-platform FTP/SFTP client for Mozilla Firefox which provides easy and intuitive access to FTP/SFTP servers.

Check out my new project, FireSSH!

Rated 4 out of 5 stars (976)
458,261 users

Tab notifier Featured

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 (47)
4,543 users

Font Finder Requires Restart Featured

FontFinder is created for designers, developers and typographers. It allows a user to analyze the font information of any element on a page, copy any piece(s) of that information to the clipboard, and perform inline replacements to test new layouts.

Rated 4 out of 5 stars (76)
36,044 users

uMatrix Featured

Point & click to forbid/allow any class of requests made by your browser. Use it to block scripts, iframes, ads, facebook, etc.

Rated 5 out of 5 stars (105)
48,867 users

Bluhell Firewall Featured

Get a faster browsing experience by blocking nasty web resources using Bluhell Firewall, the lightweight Ad-Blocker and Tracking/Privacy Protector.

Rated 5 out of 5 stars (308)
108,280 users

Master Password+ Requires Restart Featured

Various enhancements for build-in "master password" (MP)
-Locks master security device on demand or after specified time
-Prompts for MP on browser startup
-Suppresses all or duplicate MP prompts
-Locks up entire application or individual windows

Rated 4 out of 5 stars (134)
24,794 users

HTTPS Everywhere Requires Restart Featured

Encrypt the web! HTTPS Everywhere is a Firefox extension to protect your communications by enabling HTTPS encryption automatically on sites that are known to support it, even when you type URLs or follow links that omit the https: prefix.

Rated 4 out of 5 stars (125)
284,501 users

YouTube No Buffer (Stop Autoplaying) Featured

A bulletproof approach to prevent YouTube from buffering videos

Rated 4 out of 5 stars (21)
14,210 users

YouTube Enhancer Plus Requires Restart Featured

Improve your watching experience! Ad Blocker, Autoplay Manager, Auto HD, Auto Replay, Cinema Mode, and more.

Rated 5 out of 5 stars (125)
61,090 users

NoScript Security Suite Requires Restart Featured

The best security you can get in a web browser!
Allow active content to run only from sites you trust, and protect yourself against XSS and Clickjacking attacks.

Rated 5 out of 5 stars (1,609)
2,183,374 users

Private Tab Featured

Adds private tabs.

Rated 5 out of 5 stars (233)
68,097 users

Torrent Tornado Requires Restart Featured

A Torrent Client for Firefox and SeaMonkey, runs everywhere, created in pure JavaScript without binary software!

Rated 4 out of 5 stars (88)
49,660 users

Ecosia — The search engine that plants trees! Featured

Ecosia is a search engine that donates 80% of its surplus income to planting trees. By searching with Ecosia you can help the environment for free.
This extension adds Ecosia.org as the default search engine to your Firefox. Give it a try!

Rated 5 out of 5 stars (142)
129,075 users

Bloody Vikings! Featured

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 (59)
14,648 users

Facebook™ Disconnect Featured

Facebook™ Disconnect is an efficient firewall to disconnect third-party websites from accessing to your Facebook.

Rated 4 out of 5 stars (9)
28,241 users

Ghostery Featured

Increase your browsing privacy, protection, and speed.

Rated 5 out of 5 stars (1,339)
1,411,874 users

Tab Memory Usage Featured

Tab Memory Usage displays the amount of memory is used by each tab

Rated 4 out of 5 stars (35)
36,011 users

Print Edit Requires Restart Featured

Allows editing of web page content while in Print Preview mode, prior to printing or saving as HTML or PDF. Compacts the layout and removes unwanted content such as adverts, sidebars and blank pages. Any element can be formatted, hidden or deleted.

Rated 5 out of 5 stars (313)
122,657 users