Dark Reader
Тёмная тема для каждого сайта. Берегите зрение, используйте Дарк Ридер для ночного или ежедневного просмотра веб-страниц.
1 170 129 пользователей
AdGuard Антибаннер
Непревзойденная защита от рекламы и всплывающих окон. Блокирует рекламу в VK (Вконтакте), Одноклассники, Youtube и на других сайтах.
1 072 358 пользователей
YouTube High Definition
YouTube High Definition is a powerful tool that automatically plays all YouTube videos in HD, changes video player size, offers auto-stop and mute, and much more.
163 304 пользователя
Google Search Fixer
Override the user-agent string presented to Google Search pages to receive the search experience shown to Chrome.
126 581 пользователь
LeechBlock NG
LeechBlock NG is a simple productivity tool designed to block those time-wasting sites that can suck the life out of your working day. All you need to do is specify which sites to block and when to block them.
68 953 пользователя
SoundFixer
Helps you fix annoying sound problems on sites like YouTube: audio in one channel only, too quiet or too loud. (Unfortunately, this extension does not work on all websites because of cross-domain issues — but it does work on YouTube!)
38 438 пользователей
Tomato Clock
Tomato Clock is a simple browser extension that helps with online time management.
36 234 пользователя
Tampermonkey
Tampermonkey is the world's most popular userscript manager.
709 005 пользователей
I don't care about cookies
Get rid of cookie warnings from almost all websites!
315 948 пользователей
Greasemonkey
Customize the way a web page displays or behaves, by using small bits of JavaScript.
196 772 пользователя
Absolute Enable Right Click & Copy
Force Enable Right Click & Copy
90 849 пользователей
User Agent Switcher
Переопределить строку User-Agent в браузере
65 749 пользователей
Cookie Quick Manager
An addon to manage cookies (view, search, create, edit, remove, backup, restore, protect from deletion and much more). Firefox 57+ is supported.
63 762 пользователя
Popup Blocker Ultimate
Best Pop-up Blocker for Firefox. (Best in Rating, Performance, This addon does NOT collect user's data same as Poper Blocker)If your Firefox version is not 57+ please install version 8.1 from Official website.
61 812 пользователей
Adblock для Youtube™
Популярные Adblock для Youtube™ Extension : Удаляет видео объявления Youtube™.
49 320 пользователей
Mate Translate – переводчик и словарь
Универсальный переводчик для сайтов, выделенного текста и даже Netflix субтитров. Учите и переводите 103 языка. Быстрый и удобный. Доступен везде.
34 580 пользователей
RESTClient, a debugger for RESTful web services.
RESTClient has been completely rewritten for compatible with Firefox 57. Some functions are still missing (OAuth & OAuth 2.0 authentication).
34 126 пользователей
uBlacklist
Блокирует сайты в поисковой выдаче Google
32 002 пользователя
Youtube Audio
Stream just the audio from YouTube to save bandwidth and battery life
30 664 пользователя
h264ify
Makes YouTube stream H.264 videos instead of VP8/VP9 videos
26 325 пользователей
10ten Japanese Reader (Rikaichamp)
Quickly translate Japanese by hovering over words. Formerly released as Rikaichamp.
22 259 пользователей
BlockTube
YouTube™ Content Blocker Block channels and videos from YouTube™ Fast and easy
19 466 пользователей
Redirector
Automatically redirects to user-defined urls on certain pages
16 619 пользователей
Impulse Blocker
Block distracting websites. Just list the sites you want Impulse Blocker to pause or completely avoid.
16 365 пользователей
JSON Lite
Fast JSON viewer - highlights, shows items count/size, handles large files
14 875 пользователей