Grammalecte [fr]
French grammar checker. Included: conjugation tool, lexicographer, text formatter and spelling dictionaries.
12,404 users
Open in PDF Viewer
Easily open desired links in PDF viewer
12,352 users
Romanian spellchecking dictionary
Romanian spellchecking dictionary for Firefox.
12,228 users
PKCS11 module loader
Configures Firefox to use PKCS11 for authentication
12,206 users
Google™ Translator
a handy multi-language translator built on top of Google translate.
12,152 users
YouTube™ to MP3
Convert & download YouTube videos to MP3 with just one click!
12,141 users
Speed Dial 2 New tab page
Make your new tab page a true home for your work and free time. Speed Dial 2 is a new tab page extension with easy access to your favorite websites.
12,118 users
Karma | Online shopping, but better
Shop Smarter: Compare Prices, Get Coupons, Price alerts & Earn Cashback!
12,114 users
Tile Tabs WE
Take tabs from parent windows and arrange them in layouts of tiled sub-windows, using the toolbar button, context menu or keyboard shortcuts. Makes it easy to browse, compare or monitor multiple pages. Synchronize scroll. Save and re-open layouts.
12,051 users
MetaGer Search
Privacy has never been so easy. Sets MetaGer as your default search engine and manages search settings for you.
11,997 users
Load Reddit Images Directly
Loads reddit images directly instead of redirecting to the HTML page containing the image. This works for i.redd.it, preview.redd.it, external-preview.redd.it and www.reddit.com/media urls.
11,966 users
View Manuals & Custom Web Search
Add View Manuals & Custom Web Search extension then click the icon on your toolbar to access Manual Search plus Yahoo Web Search.
11,952 users
YT Ad Speedup - Skip Ads Faster
Automatically speed-up ads on videos. Save time, enhance viewing. Simple, fast, and user-friendly. Transform your browsing now!
11,952 users
Url to QrCode
an add-on for convert URLs to Qr Code.
11,914 users
Flag Cookies
A cookie, and browser storage manager with cow powers!
11,902 users
YouTube Screenshot Button
Take screenshots from YouTube Videos & YouTube Shorts. The addon adds screenshot button & also enables Shift+A shortcut.
11,900 users
Breez ClickOnce
Breez ClickOnce enables ClickOnce support in Mozilla Firefox. It is required to be able to launch any Windows Forms or Windows Presentation Foundation application that is based on Microsoft's ClickOnce technology.
11,870 users
SoundCloud Downloader
Directly download tracks on soundcloud.com. Creates metadata tags for Title, Artists, Album & Artwork. Allows to block reposts in your Stream feed and more.
11,820 users
ScriptCat
脚本猫,一个可以执行用户脚本的浏览器扩展,万物皆可脚本化,让你的浏览器可以做更多的事情!
11,812 users
Blue Blocker
Blocks all Twitter Blue verified users on twitter.com
11,811 users
Yandex Search
Adds Yandex for search engines
11,790 users
Private Video Downloader
Download videos from web sites and avoid compromising entries in your browser history.
11,699 users
FoxClocks
FoxClocks shows times around the world - or just your local time - at the bottom of your browser. It deals with daylight saving time so you don't have to.
11,649 users
ReviewMeta.com Review Helper
ReviewMeta analyzes millions of reviews and helps you decide which to trust.
11,599 users
Verificador Ortográfico para Português do Brasil
Possui a maioria das palavras existentes em português do Brasil, de acordo com o novo acordo ortográfico que entrou em vigor janeiro de 2009. É Atualizado constantemente. Precisa de ajuda? facebook.com/RescueLanguage rescuelanguage.sf.net
11,531 users