Download Auto Tab Discard for Firefox. Increase browser speed and reduce memory load and when you have numerous open tabs.

Télécharger ClearURLs pour Firefox. Supprime les éléments de suivi des URL

Download Wiper for Firefox. Black-list websites on Google to weed out low quality search results.

Download CSS Exfil Protection for Firefox. Guard your browser against CSS Exfil attacks!

CSS Exfil is a method attackers can use to steal data from web pages using Cascading Style Sheets (CSS). This plugin sanitizes and blocks any CSS rules which may be designed to steal data.

Bypass Paywalls web browser extension for Chrome and Firefox. - iamadamdev/bypass-paywalls-chrome

Télécharger Search by Image pour Firefox. A powerful reverse image search tool, with support for various search engines, such as Google, Bing, Yandex, Baidu and TinEye.

Download I don't care about cookies for Firefox. Get rid of cookie warnings from almost all websites!

Bypass Paywalls Clean for Firefox (lot of updates and bug-fixes) - magnolia1234/bypass-paywalls-firefox-clean

From now on uBO will CNAME-uncloak network requests. CNAME-uncloaked network requests will appear as blue entries in the popup panel and the logger. The uncloaked entries in the popup panel will also show the related aliases (in smaller characters underneath the canonical names):

The Multi-Account Containers Add-on will now sync your container configuration and site assignments. Firefox Multi-Account Containers allows users to separate their online identities into different ...

Download Temporary Containers for Firefox. Open tabs, websites, and links in automatically managed disposable containers. Containers isolate data websites store (cookies, storage, and more) from each other, enhancing your privacy and security while you browse.

Download Google search link fix for Firefox. 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.

Download ClearURLs for Firefox. Remove tracking elements from URLs.

Download Violentmonkey for Firefox. Violentmonkey provides userscripts support for browsers.
It's open source! <a rel="nofollow" href="https://outgoing.prod.mozaws.net/v1/c8bcebd9a0e76f20c888274e94578ab5957439e46d59a046ff9e1a9ef55c282c/https%3A//github.com/violentmonkey/violentmonkey">https://github.com/violentmonkey/violentmonkey</a>

Download View Image for Firefox. Re-implements the google image, "View Image" and "Search by Image" buttons.

Code for the QookieFix extension. Contribute to vtoubiana/QookieFix development by creating an account on GitHub.

Download I don't care about cookies for Firefox. Get rid of annoying cookie warnings from almost all 'infected' websites!

Bypass Paywalls for Firefox. Contribute to iamadamdev/bypass-paywalls-firefox development by creating an account on GitHub.

Download Bypass Paywalls for Firefox. The most comprehensive paywall bypasser on the internet. Bypass paywall (bypass wsj paywall) of many news sites (remove paywalls).

Block paywalls. Blocks paywalls.

tridactyl - Implementing Vimperator/Pentadactyl as a WebExtension.

While we're at it, might as well include the links of the other privacy suggested addons collected here:

I originally sourced from this comment

HTTPS Everywhere, Cookie AutoDelete, Don't touch my tabs, Link Cleaner, CanvasBlocker and MixedContentHunter. Edit: Links for uBlock Origin, Decentraleyes, privacy badger

chrome-utm-stripper - Browser extension that strips Google Analytics (UTM) tokens from URL query strings

Sync your browsers with Nextcloud (WebExtension: Chrome/Firefox/Opera)

Browser extension for Nextcloud Bookmarks

No, it's impossible for the moment to deliver reliable keybinding-extensions. Firefox has no API for it, so all solutions need to work by injecting a script into each website, and grap keys from this context. And that simply sucks and leads to many problems. They are supposed to work on a solutions, but it likely still needs 6+ months.

Besides that, vimium works well enough under perfect conditions, and is quite mature as it is a port from Chrome. Tridactyl is also promising replacement for Vimperator, but still needs time to grow, because they just started some weeks ago.

Save automatically the content in Textarea.

This add-on will save automatically the content in textarea or WYSIWYG editor when user is typing. User can recover the saved texts in the cache panel, even the tab or the window is closed unexpectedly.

If there is any textarea or WYSIWYG editor in the website you are browsing, you would find that there is an icon at the left of reload icon in the navigate bar. That's the trigger you could open Textcarea Cache Lite. if there is no textarea or WYSIWYG editor, it won't appear.

Automatically saves any textarea typed in, and allows the user to view saved textarea content by clicking on a button.

A webextension that saves forms automatically

Protège du pistage lié aux diffuseurs de contenus "gratuits", centralisés. Accélère de nombreuses requêtes ("Google Hosted Libraries" et autres) en les servant localement, allégeant la charge des sites. Complète les bloqueurs de contenus habituels.