Top-Rated Extensions

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Duplicate in Tab Context Menu

Simply adds "Duplicate Tab" to tab context menu.

Rated 5 out of 5 stars (62)
13,078 users

Tab Groups Helper Requires Restart

Create and manage tab groups in a side-by-side list-view interface, or "Groups Bar" toolbar interface. Single or multi-tab close, bookmark, or move across groups. Search for tabs by title or content in current or all groups. Much more...

Rated 5 out of 5 stars (76)
3,061 users

Lyrics Here by Rob W

Instant lyrics on YouTube, Spotify, Deezer, 8tracks, SoundCloud and many other music sites in a flexible panel. 40+ sources ensure that lyrics are always found. Simple to use and highly customizable. (formerly called "YouTube Lyrics by Rob W")

Rated 5 out of 5 stars (42)
5,051 users

Element Hiding Helper for Adblock Plus

Fight the text ads! Element Hiding Helper is a companion extension for Adblock Plus meant to make creating element hiding rules easier.

Rated 5 out of 5 stars (433)
356,420 users

Lilo

Search with Lilo to finance social and environmental projects. Use the optionnal Lilo's home page to follow social and environmental news (change your newtab and startup page to Lilo). Finance social and environmental projects when buying on the web

Rated 5 out of 5 stars (37)
53,492 users

Octotree

Add-on to display GitHub code in tree format

Rated 5 out of 5 stars (18)
2,754 users

Add-ons Manager Context Menu Requires Restart

Add more items to Add-ons Manager context menu.

Rated 5 out of 5 stars (36)
163,533 users

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 (64)
193,206 users

budaneki Requires Restart

Select a text and instantly get information about it in inline window or translate it via google translate
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Bu da ne ki dediginiz an size ne oldugunu gosteren eklenti

Rated 5 out of 5 stars (85)
282 users

cliget

Download files using curl or wget. This addon generates curl/wget commands that emulate the request as though it's coming from your browser allowing you to download protected files directly to a separate machine (e.g. server).

Rated 5 out of 5 stars (62)
6,819 users

Private Tab Featured

Adds private tabs.

Rated 5 out of 5 stars (243)
50,243 users

Turn Off the Lights Compatible with Firefox 57+ Featured

The entire page will be fading to dark, so you can watch the video as if you were in the cinema.

Rated 5 out of 5 stars (287)
46,128 users

View Source Chart Requires Restart

Enables accelerated human processing of DOM

Rated 5 out of 5 stars (109)
7,083 users

Decentraleyes Featured

Protects you against tracking through "free", centralized, content delivery. It prevents a lot of requests from reaching networks like Google Hosted Libraries, and serves local files to keep sites from breaking. Complements regular content blockers.

Rated 5 out of 5 stars (144)
69,493 users

Play/Pause

Adds a Play/Pause toggle onto tabs that contain an HTML5 audio/video player.

Rated 5 out of 5 stars (34)
2,821 users

Star-Button In Urlbar Requires Restart

Moves star-button back into urlbar.
Make sure to have a bookmarks button replacement installed for still being able to access bookmarks menu. 'Classic Bookmarks Button' or 'Classic Theme Restorer' will do the job.

Rated 5 out of 5 stars (33)
2,173 users

Right Links Requires Restart

This extension allows to open links in new tabs with right-click directly and using “long” left-click.
This is very useful for touchpads on notebooks and for mice without middle button.

Rated 5 out of 5 stars (123)
6,802 users

All Tabs Helper Requires Restart

Transforms "List all tabs" menu to do closing, loading, unloading, moving of single/multiple tabs. Search tab titles or *content* (remember "Find In Tabs"?), visited tabs history, find duplicate tabs - very helpful for mega-tab users. And more...

Rated 5 out of 5 stars (77)
4,861 users

Tile Tabs Requires Restart Featured

Displays tabs in tiled layouts in Firefox. Arrange tiles horizontally, vertically or in a grid. Resize tiles by dragging splitter bars. Tabs and links can be dragged to open in other tiles. Supports multiple tiled layouts. Works with tab groups.

Rated 5 out of 5 stars (250)
61,935 users

Integrated Inbox for Gmail and Google Apps Featured

Tired of having multiple tabs open just to view your favorite Google services and other Apps like Feedly, Evernote, Twitter and more? Now you can see them right from your Gmail Inbox.

Install now or visit www.integratedinbox.com for more info.

Rated 5 out of 5 stars (250)
5,650 users