Top-Rated Extensions

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Google search link fix

This extension prevents Google 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.

Rated 5 out of 5 stars (139)
72 075 gebruikers

Adblock Plus

Blocks annoying video ads on YouTube, Facebook ads, banners and much more.

Adblock Plus blocks all annoying ads, and supports websites by not blocking unobtrusive ads by default (configurable).

Rated 5 out of 5 stars (4 887)
19 962 079 gebruikers

AdBlocker Ultimate

Free and improved ad blocker. Completely remove ALL ads. No "acceptable" ads or whitelisted advertisers, block tracking, block malware!

Rated 5 out of 5 stars (612)
377 354 gebruikers

Restart Requires Restart

"Restart" menu and button, with configurable shortcut key.

Rated 5 out of 5 stars (57)
26 178 gebruikers

Decentraleyes Uitgesoek

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 (70)
48 217 gebruikers

Turn Off the Lights

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 (285)
61 897 gebruikers

Dark Background and Light Text

Makes every page (or only pages that you want) to have light text on dark background. Exact colors are customizable.

Rated 5 out of 5 stars (91)
23 971 gebruikers

Emoji Keyboard

A free extension of the web tools & It helps input emoji in the browser with an extensive search functionality to facilitate getting emoji by keywords - Sponsored by

Rated 5 out of 5 stars (37)
16 289 gebruikers

about:addons-memory 2016

Adds a new page that shows add-on memory usage

Rated 5 out of 5 stars (22)
8 866 gebruikers

Extension Auto-Installer

Extension Auto-Installer is a helper for Firefox/SeaMonkey/Thunderbird extension developers: it allows automatically adding or updating browser extensions, e.g. via command line tools. This makes testing your changes easier.

Rated 5 out of 5 stars (16)
3 337 gebruikers

Enhancer for YouTube™

One of the best extensions for YouTube™. All the features you need to make YouTube™ more awesome!

Rated 5 out of 5 stars (21)
21 506 gebruikers

lolifox - Fierr MOD Requires Restart

Replaces the error page with a lolifox appearance with additional features.

Rated 5 out of 5 stars (24)
3 511 gebruikers

Hoxx VPN Proxy

Hoxx VPN Proxy service to unblock blocked websites, hide your location and encrypt your connection. Completely free.

Rated 5 out of 5 stars (1 138)
93 954 gebruikers


Highlighter with different colors, saving options, customizable highlight styles and undo/redo functionality.
Select some text, press M - done.
Changes can be stored in Textmarker history for later visits.

Rated 5 out of 5 stars (24)
2 854 gebruikers

Privacy Settings

Alter Firefox's built-in privacy settings easily with a toolbar panel.

Rated 5 out of 5 stars (50)
18 231 gebruikers

Adguard AdBlocker

Unmatched adblock extension against advertising and pop-ups. Blocks ads on Facebook, Youtube and all other websites.

Rated 5 out of 5 stars (238)
246 233 gebruikers

uBlock Origin Uitgesoek

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

Rated 5 out of 5 stars (690)
1 678 414 gebruikers

Toggle Mixed Active Content

An icon that toggles the preference of blocking mixed active content.
Preference Name: security.mixed_content.block_active_content

Rated 5 out of 5 stars (10)
4 792 gebruikers

Smarter Scrolling Uitgesoek

Flick your finger quickly up or down to scroll right to the top or bottom of the page

Rated 5 out of 5 stars (10)
4 049 gebruikers

Skip skip!!

Add-on permette di saltare autonomamente la pubblicità di
L'add-on carica la pagina di e passa diretamente al sito desiderato, senza aspettare tutti i 5 sec.
Con questo add-on MAI PIÙ attesa e pubblicità fastidiosa su

Rated 5 out of 5 stars (23)
8 287 gebruikers