Featured Extensions


Tab Groups Featured

Tab Groups are an easy way to organize a lot of tabs. You can visually group related tabs, switch between groups, and quickly search through all of your tabs to switch to a specific one.

Rated 5 out of 5 stars (538)
104,715 users

User Agent Switcher Requires Restart Featured

The User Agent Switcher extension adds a menu and a toolbar button to switch the user agent of a browser.

Rated 4 out of 5 stars (265)
324,574 users

Download YouTube Videos as MP4 Featured

An extension that adds direct links to download YouTube videos as MP4 and FLV. It has a simple interface and it downloads videos directly from YouTube. The extension integrates with YouTube's interface and adds a download button below the player.

Rated 4 out of 5 stars (430)
1,061,903 users

Wired-Marker Requires Restart Featured

Wired-Marker(http://www.wired-marker.org/en/) is a permanent (indelible) highlighter that you use on Web pages. The highlighter, which comes in various colors and styles, is a kind of electronic bookmark that serves as a guide when you revisit a Web ...

Rated 4 out of 5 stars (148)
13,000 users

Reload Plus Featured

Supercharge your reload button and hotkeys!

Rated 5 out of 5 stars (79)
30,905 users

Tab Scope Requires Restart Featured

Preview and navigate tab contents through popup.

Rated 4 out of 5 stars (475)
121,639 users

Weather Underground (Forecast Plus) Featured

Provides local & long range Weather Forecast using Weather Underground

Rated 5 out of 5 stars (12)
12,324 users

CookieKeeper Featured

Extended Cookie Manager - Keep only wanted cookies.

Rated 4 out of 5 stars (64)
14,720 users

Multi Links Plus Requires Restart Featured

Multi Links Plus lets you open, copy or bookmark multiple links at the same time rather than having to do them all individually.

Rated 4 out of 5 stars (25)
33,683 users

QR Code Image Generator Featured

Create a QR Code of the selected text or current URL. 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! Now with UTF8 support.

Rated 4 out of 5 stars (26)
17,486 users

FireTube (Youtube Music Player) Featured

Listen to free, unlimited music with FireTube.
Simply search the artist or song of your choice and enjoy.

Take FireTube on-the-go with the Android app.

Rated 4 out of 5 stars (119)
15,549 users

DownThemAll! Featured

The first and only download manager/accelerator built inside Firefox!

Rated 4 out of 5 stars (1,802)
1,224,827 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 (45)
4,563 users

Saved Password Editor Requires Restart Featured

Adds the ability to create and edit entries in the password manager.

Rated 5 out of 5 stars (233)
90,604 users

Google Translate, ImTranslator, Dictionary, TTS Requires Restart Featured

ImTranslator translates text, words, webpages between more than 90 languages.
NEW: Inline Translator, Dictionary, access to Google Translate, Microsoft Translator. Unique on the fly localization.

Rated 4 out of 5 stars (463)
326,334 users

Password Tags Requires Restart Featured

Adds metadata and sortable tags to the password manager.

Rated 5 out of 5 stars (10)
2,755 users

Prevent Tab Overflow Featured

Make sure your tabs stay visible all the time.

Rated 5 out of 5 stars (55)
11,045 users

Webmail Ad Blocker Featured

Expand your email area by blocking and removing ads on the right hand side of the screen when using Gmail, Hotmail, Outlook.com and Yahoo Mail.

Rated 4 out of 5 stars (204)
101,114 users

SearchWP Requires Restart Featured

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

Rated 5 out of 5 stars (144)
19,797 users

AdBlocker for YouTube™ Featured

AdBlocker for YouTube™ removes all annoying Ads from YouTube

Rated 4 out of 5 stars (33)
323,028 users