Ukrainian dictionary
Ukrainian (uk-UA) spellchecking dictionary
35,806 users
DocsAfterDark - Google Docs Dark Mode
Modern, dark mode for Google Docs
35,470 users
Stylish - Custom themes for any website
Stylish lets you customize any website with custom user styles (themes for websites). Choose from the largest userstyles library to change the color scheme, background, and skin for Google, Facebook, YouTube and many, many more sites.
35,456 users
Доступ к Рутрекеру
Не знаешь как зайти на Рутрекер? Установи и пользуйся!
35,054 users
YouTube mp3
The YouTube-mp3 Add-on generates a "MP3" button on YouTube. Convert YouTube to mp3 and download the file to your device.
34,958 users
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!)
34,740 users
Tab Stash
Easily save and organize batches of tabs as bookmarks. Clear your tabs, clear your mind. Only for Firefox.
34,685 users
LetyShops — cashback service
Cashback service LetyShops presents even more benefits and pleasure from each purchase in AliExpress and other 1000+ online shops!
34,358 users
WhatFont
A wrapper for Chengyin Liu's WhatFont tool
34,293 users
JavaScript-Java Bridge
A replacement for the Java Plugin so Java Applets without graphics continue to work on browsers that no longer support NPAPI plugins. Java's LiveConnect API is emulated — data & method calls can be exchanged, and Java can manipulate the webpage DOM.
33,836 users
Mate Translate – translator, dictionary
Your all-in-one translator for web pages, highlighted text & Netflix subtitles. Translate and learn words in 103 languages.
33,736 users
'Improve YouTube!' 🎧 (For YouTube & Video)
Youtube Extension. Powerful but lightweight. Enrich your Youtube & content selection. Make YouTube tidy&smart! Layout Filters Shortcuts Adblocker Playlist
33,572 users
Lightshot (screenshot tool)
Easy and convenient screenshot tool. Allows you to make screenshots of any selected area (video and flash too), edit and upload it to server.
33,104 users
Web Apps by 123apps
Edit, Convert, Create
32,816 users
Video Downloader Pro
Video Downloader helps to download any video and music from most websites! Fast, easy, free!
32,694 users
Language: Тоҷикӣ (Tajik)
Firefox Language Pack for Тоҷикӣ (tg) – Tajik
32,556 users
YouTube Download Plus
Download buttons for YouTube videos.
32,500 users
Language: Furlan (Friulian)
Firefox Language Pack for Furlan (fur) – Friulian
32,415 users
Language: Sardu (Sardinian)
Firefox Language Pack for Sardu (sc) – Sardinian
32,409 users
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).
32,282 users
32,130 users
Open in PDF Reader
Adds a context menu item to send PDF links directly to a PDF viewer like Adobe Acrobat Reader
32,051 users
BlockSite
BlockSite is an extension, which automatically blocks websites of your choice. Additionally, this extension will disable all hyperlinks to these websites, by just displaying the link text without the clicking functionality.
31,815 users
Video Downloader for Facebook
Facebook Video Downloader - Download Facebook Videos. Download Videos directly from Facebook in HD quality with one simple click.
31,807 users
Yandex — Homepage
Quick access to our search engine and other Yandex services
31,696 users